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That killed a sacred cow: Eating red meat might help some people avoid Alzheimers

Image by Zdenek Vadura from Pixabay

By Jo Nova

This study kills a few sacred cows at once: it pokes a hole in the idea that less red meat is always better, and that one diet is “the best” for everyone.

Researchers in Sweden followed 2000 people for 15 years, and expected to find that the people with the high risk ApoE4 gene, ate more red meat they would suffer from an increase in dementia. Instead the study showed the opposite. People with the ApoE4 gene who had lower intakes of red meat, had “more than twice” the risk of Alzheimers. But the ApoE4 people with the highest consumption of meat had the same risk as people without the risky gene.

There’s a dark possibility that all those years of Vegan Wokery pushing people to eat less red meat to “save the planet” may have come at the price of an increase in Alzheimers.

ApoE4 is a very unusual variant, it’s both common and yet important — about 30% of the Swedish population have one or two copies of ApoE4, which puts them at significantly greater risk of Alzheimers. Even one copy of the variant increases the risk two or three fold and two copies increases the risk by 10 fold which is really rather bad. Among people with Alzheimers, about 70% have the ApoE4 gene.

To be clear, eating more meat didn’t change the risks of people with the ApoE3 or E2 variants. And processed meat didn’t help anyone. This study suggests that people with the ApoE4 gene need more meat than others. It may be just that red meat is higher in B12, zinc, iron, B6, creatine, carnitine, choline, and taurine and it solves a nutrient deficiency?

But the good news in this study is that people with ApoE4 might be able to reduce their risk with a nice steak or ten.

High meat consumption linked to lower dementia risk in genetic risk group

News from the Karolinska Institutet

Older people with a genetic risk of Alzheimer’s disease did not experience the expected increase in cognitive decline and dementia risk if they consumed relatively large amounts of meat.

At lower meat intake, the group with APOE 3/4 and 4/4 had more than twice the risk of dementia than people without these gene variants. However, the increased risk of cognitive decline and dementia in the risk groups was not seen in the fifth of participants who consumed the most meat. Their median consumption is estimated at approximately 870 grams of meat per week, standardised to a daily energy intake of 2,000 calories.

‘Those who ate more meat overall had significantly slower cognitive decline and a lower risk of dementia, but only if they had the APOE 3/4 or 4/4 gene variants,’ says Jakob Norgren. He continues: ‘There is a lack of dietary research into brain health, and our findings suggest that conventional dietary advice may be unfavourable to a genetically defined subgroup of the population. For those who are aware that they belong to this genetic risk group, the findings offer hope; the risk may be modifiable through lifestyle changes. ‘

Wow — Decreased mortality too?

You might wonder if more red meat decreased dementia in high risk people but then increased heart attacks and cancer. But ApoE4 people eating the highest levels of meat were also more likely to live longer. That suggests there is something very real going on.

The findings also extend beyond brain health. In a follow-up analysis, the researchers observed a significant reduction in all-cause-mortality in carriers of APOE 3/4 and 4/4 with higher consumption of unprocessed meat.

What will the green zealots do when a third of the population argue that putting carbon taxes on cows, or making meat more expensive could increase their risk of dementia?

Who wants to tell the vegans with ApoE4 what the future holds?

This was an observational study, and the people obviously chose their own level of meat consumption. So we don’t necessarily know cause and effect, but there is a dose dependent curve in Figure B which strengthens the idea that the results are not just random noise.  And in three graphs below we see a convergence of the lines as meat intake increases. The ApoE4 scores came to resemble the people in the ApoE3 and E2 camp.  That looks for all the world like people in the ApoE4 group need something that high levels of meat provides to bring them up to normal.

The figure displays 3 cognitive outcomes: global cognition (A), episodic memory (B), and dementia incidence (C), analyzed in the same subsample (1680 participants with ≥1 cognitive follow-up) by quintile (Q) of total meat consumption. Q assignment is based on weight per total energy intake. Linear regression (A and B) was adjusted for age, sex, education, APOE status, living arrangements, occupation type, physical activity level, smoking status, alcohol intake, total energy intake, Alternative Healthy Eating Index (AHEI; calculated without meat items when used as a covariate) score, baseline cognition, and number of chronic diseases. Similar adjustments, except for baseline cognition, were applied to subdistribution hazard ratios (sHRs) in panel C, whereas plotted values are crude to enhance scaling. D, Distributions of other dietary factors by meat quintile are illustrated among all 2157 participants. No factors changed results substantially when added as covariates (eFigure 8 in Supplement 1). As a reference, the shown consumption levels in Q3 to Q5 clearly exceed the Nordic Nutrition Recommendations,33 2023. P values are given for the interaction between exposure (Q5 vs Q1) and APOE genotype. E% indicates energy percentage; SFA/PUFA, saturated/polyunsaturated fatty acids.

 

This may be the beginning (finally) of customized diets

One day doctors and nutritionists may be able to recommend several different kinds of diets for different people. But at the moment, we will just have to rely on half a billion years of evolution that fine-tuned our taste buds in concert with that dopamine reward system. Those instincts get screwed up by factory food, and additives, but at least it seems to work with unprocessed food.

ApoE4 is the ancient genetic variant

ApoE4 is the original variant in the human population that dates back millions of years. The ApoE3 variant arose about 300,000 years ago,  and then the ApoE2 and rarer one only appears after that. The latter two types both carry lower risk of dementia.

‘This study tested the hypothesis that people with APOE 3/4 and 4/4 would have a reduced risk of cognitive decline and dementia with higher meat intake, based on the fact that APOE4 is the evolutionarily oldest variant of the APOE gene and may have arisen during a period when our evolutionary ancestors ate a more animal-based diet,’ says first author Jakob Norgren, researcher at the Department of Neurobiology, Care Sciences and Society, Karolinska Institutet.

The study followed more than 2,100 participants in the Swedish National Study on Aging and Care, Kungsholmen (SNAC-K) for up to 15 years. All were aged 60 or older and had no diagnosis of dementia at the start of the study. The association between self-reported diet and cognitive health measures was analysed, adjusting for age, sex, education and lifestyle factors.

It appears that the ApoE4 variant might help people with better fat absorption and a stronger immune system, but it evolved in a era when hominids ate more meat. (Maybe).

 

REFERENCE

”Meat Consumption and Cognitive Health by APOE Genotype”, Jakob Norgren, Adrián Carballo-Casla, Giulia Grande, Anne Börjesson-Hanson, Hong Xu, Maria Eriksdotter, Erika J Laukka, Sara Garcia-Ptacek, JAMA Network Open, online March 19, 2026, doi:10.1001/ jamanetworkopen.2026.6489

 

 

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77 comments to That killed a sacred cow: Eating red meat might help some people avoid Alzheimers

  • #
    Honk R Smith

    I think I forgot I am skeptical of Climate Science.

    290

  • #
    TdeF

    The progression of rapid tipping point man made CO2 caused Global Warming has been so slow that people who first learned of Al Gore’s rapid warming in 1988 and in their twenties and thirties are now in their sixties and seventies and worried about Alzheimers. That requires a redefinition of rapid! And an alleged global ‘warming’ of 0.3C, an amount not detectable or noticeable by humans redefines significant assuming even that it is a bad thing?

    The Iran war has shown instantly that spending hundreds of billions of stolen Australian cash to isolate Australians from imported oil and gas has obviously been a complete waste of our money. The only demonstrable successes are the destruction of Australian manufacturing and productivity while government spending and inflation soars and the public service has grown an unsustainable 20% to create and adminisister these disasters. And as more transmission lines are built to harvest allegedly cheap solar and wind energy. In fact electricity costs and often hidden taxes are soaring. Victoria just announced another $600 annual cash grab to fund transmission lines.

    Meanwhile our farmers are forced by major purchasers Coles and now Woolworths to feed a seaweed extract to their cows to reduce methane farts by 30%. Who said this was a good idea? Who proved this was safe?

    The case for reducing tiny hardly detectable methane is more absurd than the one against CO2, the output of all living things. And the ultimate effects of an unnatural and experimental diet on human health are completely unknown. No one seems to remember the disaster of Cruzfeld-Jacobs disease from feeding cows on minced cow nervous systems. Are companies now trying to take meat off the table? When did Greens take over the food chain?

    It’s what happens when politicians assisted by fake Climate scientists like Tim Flannery start to inflict their extreme uneducated views on everyone else? Weather and diet, air and farts are none of their business. And certainly not that of private corporations like Coles. Why are these people even allowed to force mass chemical experiments on the food chain? They can destroy an entire industry if any adverse effects of eating Australian beef are detected, another of our major exports threatened by out of control Green activists.

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    • #
      TdeF

      The doping of cattle feed to reduce farts may go down in Australian history with the prickly pear, cane toad, myxamatosis, foxes and rabbits and camels as ecological disasters by people who never considered the consquences of their actions. Or a deliberate attempt by the enemies of Australia to destory one of our largest exports. And another reason to totally ban Australian beef from markets like the US. It’s one thing for corporations to have outsize influence on agricultural production and quite another to demand an unnatural and unproven chemical diet for our cows. Alzeheimers may be the least of our current worries from political interference in the food chain.

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      • #
        Graeme No.3

        But TdeF, you have to realise the Greenies obsession with methane. They think that it is a serious Greenhouse Gas, worse than CO2.
        That In 1861, physicist John Tyndall showed that gases such as methane and carbon dioxide absorbed infra-red radiation, along with nearly 20 other gases. Tyndall was a very careful experimenter, and an early error of 0.25% lead him to disassembled his apparatus to remove this error.
        He took great care to make sure all his gases were water free. His tests showed methane as 4.6 times more effective than CO2, unlike present days where methane has shot up in power from 12 times (IPCC first report) to up to 100 times from the Australian Conservation Foundation who claim that methane is driving climate change and means it is also responsible for increasingly severe weather extremes, droughts, fires, floods, sea level rise, and coral bleaching, as well as stressing ecosystems like the Great Barrier Reef.
        This allows them to “balance the books” with methane emissions getting higher and higher.

        And, in any case, methane emissions by termites exceed other natural sources.

        351

    • #
      Lawrie

      Until you mentioned it TdeF, I had forgotten that those early adopters of the hoax are now in middle age and have experienced all those false predictions. It is mainly the youth who have been brainwashed by a generation of activist teachers, academics and jurists. Speaking of the latter one would think that they must be wondering just where that global warming went and just how gullible they have been.

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  • #
    TdeF

    Huge Demand: The US was the largest market for Australian red meat in 2024 and 2025, accounting for a large portion of export volume.
    Reciprocal Trade: Australia lifted its own long-standing, restrictive biosecurity bans on US beef in July 2025 following a risk assessment, easing trade tensions

    “Coles does has introduced methane-reducing supplements like Bovaer to specific suppliers for its Coles Finest Carbon Neutral Beef range. This initiative aims to reduce emissions by at least 50% in that specific, premium product line, which is certified under the Australian Government’s Climate Active Carbon Neutral Standard.

    Supplier Implementation: Select suppliers, such as Mort & Co, are using Bovaer in feedlot cattle.

    Carbon Neutral Goal: The initiative is part of a larger plan to achieve net-zero emissions within their supply chain by 2030.
    Alternatives: Other methods like improved genetics and regenerative farming practices are also used to reduce emissions.”

    So to save the planet and to support Net Zero Australia and Coles are potentially threatening the entire beef industry not only with seaweed extract doping of cows but even ‘improved genetics’.

    Does no one remember “Variant CJD (vCJD): Linked to eating beef contaminated with Bovine Spongiform Encephalopathy (BSE), known as “mad cow disease”. This caused an epidemic in the UK in the 1980s and 1990s.”?

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    • #
      David Maddison

      I always avoid purchasing the “carbon neutral” labelled meat.

      390

      • #
        TdeF

        Especially beef “certified under the Australian Government’s Climate Active Carbon Neutral Standard.” So the make believe science behind ‘carbon neutral’ is now being used to justify unproven additives in the food chain. And you have to think this mandated additive also pushes up the price of your food. Risk, cost, no demonstrable gain, potential harm all government approved without trial. Governments and corpororations out of control in science and agriculture and health. The same people who demanded we vote YES to the VOICE.

        270

        • #
          TdeF

          Bovaer, a methane-reducing feed additive for cattle developed by DSM, generally costs approximately $0.30 to $0.50 (USD) per head per day. The cost varies based on volume, region, and feeding system, with some estimates suggesting €50 to €100 per cow per year (€0.14-€0.27/day), while others indicate higher costs up to $2 per day in certain contexts. All major consumer cost, taxation, no demonstrable gain except net zero hocus pocus.

          Manufacturing and Key Components
          Active Compound: The active ingredient is 3-nitrooxypropanol (often referred to as DSM073738).
          Composition: Bovaer 10 (the commercial form) typically consists of the active compound 3-NOP, along with silicon dioxide (used as a carrier) and propylene glycol.
          Production Process: The production involves chemical synthesis to create the 3-NOP molecule, which is then formulated into a concentrated, stable powder.
          Production Facility: In 2022, dsm-firmenich began construction of a large-scale manufacturing plant in Dalry, Scotland, designed to significantly increase global production capacity.

          What’s wrong with ‘free’ grass? This chemical is NOT seaweed. It is made from fossil fuels.

          Propylene glycol (PG) is primarily manufactured by the hydrolysis (hydration) of propylene oxide (PO) with water at high temperatures (200–220°C) or with a catalyst (acid/alkali) at lower temperatures (150-180°C). The process transforms the petrochemical propylene oxide into a clear, colorless liquid used extensively in food, pharmaceuticals, and antifreeze.

          Isn’t that the same process used to make carcinogenic Trans fats?

          Why are we consumers being secretly charged for the cost of feeding cows with an expensive byproduct of fossil fuels instead of grass? How much of that makes it into our milk?

          250

          • #
            TdeF

            So the cost of this chemical to reduce cow farts will increase meat prices by 10% to 20%. And who knows how much of this trans fat will enter the food?

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            • #
              Sambar

              Just came out of a major suburban shopping centre. Both the “big two” are claiming to be “carbon neutral” by when ever. Both of these supermarkets are picking up shopping trolleys with diesel powered vehicles. The stupidity BURNS. They could all be rounded up by young kids with their first job, they could all be picked up with electric vehicles, but no, they will tell you how righteous they are and you better believe it!

              50

        • #
          Boambee John

          This sounds like the untested “safe and effective” COVID vaccine.

          20

    • #
      Spitfire

      I’ve lived outside Oz for the last decade, so had no idea this “Coles Finest Carbon Neutral Beef range” existed. What a crock. The kind of people who applaud this nonsense probably wouldn’t be beef eaters anyway, so I wonder how this so-called premium line is going for Coles. Hopefully a miserable failure. Feel sorry for the farmers being pressured into this PC hokum, and for the poor cattle having to consume the poison so that Bowen can sniff his own farts in satisfaction.

      What is happening to the country?

      150

  • #
    David Maddison

    The Left want non-Elites to eat insects, not meat.

    But insects are never on the menu at WEF or Klimate Krisis conferences or on the private jets that fly there.

    Personally, I lean toward carnivorism but do eat some keto vegetables as well as some other less ideal foods. I get the animals I eat to turn vegetable matter into delicious meat.

    https://www.weforum.org/stories/2021/07/why-we-need-to-give-insects-the-role-they-deserve-in-our-food-systems/

    Why we need to give insects the role they deserve in our food systems

    Jul 12, 2021

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    • #
      Forrest Gardener

      What an interesting admission. We need to give insects the role they deserve in our food systems.

      That would be NIL.

      190

    • #
      David Maddison

      The WEF reference relates to using insects as human food, not pollinators, nutrient recyclers and biological control agents.

      120

      • #
        Forrest Gardener

        Yes it does. Which is why I responded the way I did.

        I am pleased to see that at least one comment has now been removed or at least is now invisible to me.

        Trust in authority is hard earned and easily lost. I won’t hold my breath waiting for any apologies.

        70

    • #
      GreatAuntJanet

      Carnivore in our house too, since the New Year. Actually a little ketovore as we can’t give up our spices or tea and coffee. Feels great and my husband is delighted not to be nagged about eating veggies any more. I wasted all that breath over all those years. A real regret. Recent bloods wonderful.

      As ‘experts’ are now a dirty, unreliable word, I pay far more attention to anecdotal evidence these days. There’s a youtube channel run by a mellow voiced bloke called Dave Mac (No Carb Life), where he interviews people who are on carnivore or ketovore – some for many years, some only new. A lot of ex vegans! If you are thinking about doing this, either to implement an elimination diet for auto immune or inflammatory diseases, or just to lose weight and lose the hunger pangs caused by carbs, these interviews are well worth a listen. There are heaps of different people with different personalities, so easy to find some that resonate.

      60

      • #
        Sambar

        Eskimos and Massi tribes people existed on an almost 100 percent meat and animal products diet. ( a number of other groups as well) before the modern diet heart disease was unknown amongst these people. They may not have survived long enough for dementia to be a problem but they certainly ate a diet that would cause a cardiologist to have a conniption

        30

      • #
        Spitfire

        Ketovore here too, coming up two years next month. I like it: food prep is easy, feel full, my chronic back pain has evaporated, chronic nasal congestion gone, good blood work, and managed to kick the sugar (although I do have the occasional naughty treat).

        Went on Dave Mac’s show about a year ago to talk about my experience, but came across as very awkward. 🤪

        10

  • #

    To be fair, vegan principles aren’t specifically about preventing people eating meat, they are about tackling injustice to other animals, of which you might notice there is a helluva lot in the modern world. It’s just that the founders of veganism thought/believed that a plant-sourced diet was much healthier than eating meat. And on the whole, it remains true that a diet of mostly plants seems to be healthiest at a population level.

    As to this study, it’s still pretty speculative but the issue would be how to know what variant you are? It wouldn’t make sense to eat too much red meat/saturated fat etc to allay fears of dementia while increasing risks of other chronic disease and earlier death. And does the diminishing rate of the older APOE4 variant suggest ongoing adaptation to a less meat intensive diet? Perhaps as Jo notes, the issue isn’t red meat per se but one or more particular nutrients that help stave off cognitive decline in older folk with this gene variant.

    More research needed.

    84

    • #
      Robert Swan

      Graeme M,
      A few days ago, Australia’s Prime Minister visited Auburn Mosque. He had been invited, and the clerics and senior people there were perfectly courteous, yet he and his group (peace be upon them) got the bum’s rush out the door by the general congregation.

      In similar manner, Peter Singer, as one prominent animal rights leader, speaks in perfectly reasonable tones as he poses thought-provoking ethical dilemmas to the audience. Meanwhile, the “general congregation” of animal rights activists are mounting raids on chicken farms, paying Indonesian abattoir workers to kick cattle, etc. Shall we say they can be a bit more “devout” than their leaders?

      It’s nice that your comment is framed in the Singer style, but your words don’t honestly reflect the views of your co-religionists.

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      • #
        Gee Aye

        They do actually. Your restricted experience is not reflective of reality.

        316

        • #
          Forrest Gardener

          Back to your ivory tower with you.

          The grown ups are talking. You add nothing but noise.

          [Gee Aye is correct and clearly understands genetics and biochemistry. – Jo]

          93

        • #
          TdeF

          What utter presumption! Another person who thinks a modern PhD denotes intelligence let alone experience or common sense. Like Australian’s former Climate Commissioner.

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      • #

        Robert Swan, I think I am properly reflecting the views of vegan/animal rights advocates, though how people do their advocacy obviously varies. Just look at the suffragettes, climate activists, French farmers etc. The principles of vegan ethics stand or fall on their own merits but I rather believe that tackling injustice to other animals is an honourable cause.

        45

        • #

          Ahem. As a former Green vegetarian, I have to say Graeme M is quite correct. Long ago I was a dedicated (but not evangelic) vegetarian and I did that for both ethical reasons and because I thought it was healthier. To understand the mindset consider that when I did finally try red meat again I started with kangaroo fillets because it was not factory farmed, it was grass fed and as game meat had a much better lipid profile (better omega 3 ratio). I noted at the time that it tasted smashingly delicious, and my ancient genetic wiring effective said “Yessity Yes, more of that, please.”

          I defend this by saying the Greens were not overtly communist back then, and I was young. But I was also reading scientific papers on longevity and aging (and still do). The methionine restriction diet was considered to be a substitute for calorie restriction in some ways and that meant a largely plant based diet because all meat has methionine.

          Methionine restriction is still used as a way to slow cancer growth and to improve brain health.

          Dietary methionine restriction enhances metabolic flexibility and increases uncoupled respiration in both fed and fasted states.

          I personally wouldn’t do methionine restriction again. Calorie restriction was healthier.

          I’m just saying, if you meet a young green vegetarian remember some of them are nice people who may one day grow up to be a climate skeptical blogger.

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        • #
          Robert Swan

          Graeme M,
          Here is the part of your comment that I thought was humbuggery:

          … vegan principles aren’t specifically about preventing people eating meat, they are about tackling injustice to other animals

          This is much like the climate nonsense which isn’t specifically about preventing the burning of coal, but tackles human emissions of CO2. The “not specific” part is implicit in the “what it’s really about” part.

          Anyhow, since you seem to like philosophy, I’d be interested to hear how you measure justice in order to say situation A is preferable to situation B?

          I happen to have my own hypothesis about injustice: that it is like entropy, it only *ever* increases. Every act aimed at reducing it widens its reach without reducing its intensity.

          Bit cynical, I admit, but it seems to hold up.

          40

          • #
            Robert Swan

            Somewhat related: my mother was vegetarian through the ’60s and ’70s, but used to cook roasts, steaks, sausages, etc., for the rest of the family. Her occasional joke at the situation, as we tucked in and she surveyed her slim pickings, was “Do vegetarians live longer, or does it just *seem* longer”.

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          • #

            Robert, I don’t know how we can “measure” justice in some objective fashion. However in the context of vegan principles, justice and fairness have a particular meaning. Briefly, the proposition is that sentient animals have an inherent value and dignity such that they should be regarded as an end in themselves, rather than a mere means. A meaningful way to honour that is much as we do for humans – we can make choices and act in ways that allow animals to be free and not used unfairly (ie, choose either an alternative or don’t use an animal).

            So in essence, that’s what veganism is really about. Whatever the reasons someone might choose not to eat meat (for example), within the ethical framework the real reason is to reject the chattel property status of the animals and not use them unfairly. So by tackling injustice, I mean doing what we can, when we can, to keep animals free, not use them unfairly and prevent unnecessary cruelty.

            That is why I say veganism is not specifically about not eating meat, because dietary choices will be consequent from adopting the principles and aims of vegan ethics. The real goals are to do with the animals themselves, while the actions are what we do to achieve those.

            00

    • #

      Graeme M asked “How do you know what variant you are”.

      You can get your DNA sequenced by groups with a saliva test in 6 weeks. The ApoE variant is one of the most significant genetic changes but it may not be included in pure ancestry testing, I’m not sure.

      Stars like Chris Hemsworth (Thor) found out he is ApoE4 homozygous (2 copies, the worst option) and has changed how he eats and exercises to reduce that risk. It really is a stunning 10 fold increase in risk. We should be testing everyone so they can take action. There are lots of ways to compensate for it, so it doesn’t have to be a doom and gloom prognosis, but people ought to be well advised before getting those results. It would be pretty daunting. If I had ApoE4 I’d want to know. (I don’t, thankfully).

      https://www.genomicseducation.hee.nhs.uk/blog/marvel-star-goes-public-on-his-apoe-genetic-link-to-alzheimers/

      You can get single tests done but for less money ($119 US) you can screen for thousands of genes Eg 23andme. The risk with the cheap mass screening is privacy of your DNA data. You can choose to phone a friend, and use their address and a false name and a VPN, but someone has to pay, and there will be a paper trail, so bear that in mind, but if the friend was happy to use their credit card (and get your cash) that would confuse the system. The difficulty is that if your cousins, uncles, or anyone remotely connected has done this test already AI will find your relations and identify you if it happened to be looking to find them.

      Or you could go to your doc in Australia and probably arrange a single gene test for ApoE in which case your data will be uploaded to MyHealth Record, and presumably hacked or leaked from the Australian government sooner or later. I’m just saying, there might not be too much point in stressing about privacy because in the end I fear there will be none anyhow.

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      • #

        Jo, do you think though that many people would take the test? At the end of the day, the association is correlative at best from observational evidence and we know that fans of higher red meat consumption usually reject such evidence when it’s in favour of reducing red meat in the diet. Also, there is good reason to believe that the real risk is B12 status in those APOE4 variants, in line with already known cognitive decline in older folk with low B12 status (older folk being a risk affected population due to reduced B12 metabolism). What might really be indicated here is increased susceptibility to B12-deficiency mediated cognitive decline in older adults, not red meat consumption per se.

        My point is that with an unproven correlation from one study, affecting potentially just 25% of the population and potentially not telling us anything about red meat in particular, does it make sense for the average person, ignorant of their APOE profile, to increase red meat consumption in the face of clearly shown and known health risks of high red meat and sat fat consumption, especially given that it seems APOE4 carriers are also susceptible to increased inflammatory responses to dietary sat fat intakes?

        I’d say not.

        00

        • #
          Tel

          Health risks from saturated fats are absolutely 100% proven bunk … Ancel Keys was an utter fraud, and possibly personally responsible for more bad health than anyone in history.

          Go look it up.

          As for B12 deficiency in older people, it has nothing to do with metabolism … mostly related to poor diet and reduced digestive absorption. It’s inexcusable in a modern technological society for anyone to be B12 deficient given how cheap the supplements are.

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          • #

            Wrong about sat fat, but what can we do? Anti-science is booming in the West, which is such a shame. Now, people get their advice and information from social media influencers.

            Yes, that is why older folk are at risk from B12 deficiency (and digestive efficiency is part of metabolism), but the possible issue uncovered in this study is greater susceptibility on the part of APOE4 genotypes.

            00

            • #
              Tel

              No, the definition of metabolism is very clear and does not involve digestion.

              https://www.britannica.com/science/metabolism

              metabolism, the sum of the chemical reactions that take place within each cell of a living organism and that provide energy for vital processes and for synthesizing new organic material.

              You don’t know what you are talking about and you wouldn’t know the first thing about science either.

              Go do some research about the experimental results that Ancel Keys personally ensured remained buried at least at long as he was able. They have come out now and the record is getting set straight.

              00

            • #
              Tel

              Here’s an alternative definition.

              https://medical-dictionary.thefreedictionary.com/Metabolism

              metabolism [mĕ-tab´o-lizm]
              1. biotransformation.
              2. the sum of the physical and chemical processes by which living organized substance is built up and maintained (anabolism), and by which large molecules are broken down into smaller molecules to make energy available to the organism (catabolism). Essentially these processes are concerned with the disposition of the nutrients absorbed into the blood following digestion.

              It’s completely clear when they say, “following digestion” … which is unequivocal that digestion is one process, and metabolism is the next process … thus a different process.

              You are just plain wrong and have no idea what you are talking about … you know how to act smart and think you can bluff people, and cover up your mistakes. Forget about that, it won’t work here.

              00

  • #
    Bruce

    “Cattle are RUMINANTS. They “chew their cud”. Basically they acid-dip and partially regurgitate the cellulose-rich grass on which they feed.

    That way, the acid bath in their stomach, combined with the fine “grinding” of the partially-processed vegetation, “chewing the cud”, is how they extract MAXUMUm nutrients, even from “dried” food, like hay.

    Methane?

    Lightest of all the “hydrocarbon gases” when released, it rises naturally. Is the upper (or any other part0 of the atmosphere clogged with the stuff?

    NO.

    Any atmospheric chemists like to ponder what happens when a FLAMMABLE hydrocarbon gas encounters Ozone and ordinary Oxygen?

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    • #
      TdeF

      Methane lasts 20 years at most and converts to insignificant amounts of CO2. And farting animals have been around for a very long time. Even if wilderbeest and buffalo have been replaced by cows.

      If methane is rising like CO2, it is ocean warming nothing more. And not more soluble in water than oxygen, but fish breathe, so the oceans are full of oxygen.

      What people miss is that pressure in the oceans increased by 1 atmosphere per 10 metres. So pressure at a tiny 15 metres is 2.5 atmospheres, more than a bottle of Coca Cola. (2.5 to 3.7) A lot if not most methane will be in the water. Almost all CO2 is in the water. But who want the truth about rising CO2 when there is a $20Trillion industry based on CO2 levels being random, not in equilibrium and controlled by humans, which is scientifically nuts.

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    Neville

    I’m not a big red meat glutton and I’ve always eaten a lot of vegetables, but over the last few years I’ve also taken a multi vitamin tablet every day.
    I don’t know whether this helps or not, but I’ll probably continue to do so.

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    • #
      David Maddison

      Vitamin D deficiency is strongly associated with Alzheimer’s and many other diseases (including greater susceptibility to covid, a proposition mocked by the Australian Government at the time).

      Vitamin D deficiency is very common, especially as Australians are told to cover up, use sunscreen or not go outside at all.

      Meat is a source of Vitamin D, although not a very good one compared to oily fish or other sources.

      I wonder if the Vitamin D in meat does contribute to Alzheimer’s protection?

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      • #
        David Maddison

        I didn’t mean that as a response to Neville but an independent comment.

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        • #
          Neville

          Thanks David and I should’ve added that I also take a vitamin D capsule every day and have done so since the Covid scare.

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          • #
            farmerbraun

            Egg yolks are a good source of the three fat soluble vitamins – A,D,and E.
            At some stage it will be admitted that our original diet of say meat, fish , eggs, fruits , and eventually dairy, is not an altogether bad thing.

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      • #
        GreatAuntJanet

        My GP looked shocked when I told her I go outside in my underwear about 3 times a week for 15 mins in the middle of the day. Her face made me laugh. It may just have been the thought of me in my undies of course… not being young or toothsome any more 🙁

        Fastest time and way to make Vit D, leave the sunscreen off. 15 minutes doesn’t even get a skerrick of pinkness up, so no burning, just good sunrays.

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        • #
          TdeF

          Sensible. In far north Russia children are exposed to ultra violet lamps. Not for suntans but for general health. It’s very hard in a world with night for six months. Murmansk is inside the Arctic circle at 69 North, 350,000 people with no sun. In the Southern Hemisphere this city would be in Antarctica.

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    • #
      Jon Rattin

      It’s worth noting the strong link between Alzheimers and aluminium, the metal seemingly facilitates the forming of amyloid plaque on parts of the brain.

      https://neurosciencenews.com/aluminum-genetic-alzheimers-18204/

      Consuming silica helps to remove aluminium from the body. You can look up numerous studies in which participants drinking silica rich water experience a halt in cognitive decline (sorry, l’m about to go to work, can’t research too much).

      https://www.haaswellnesscenters.com/blog/the-hidden-impact-of-aluminum-on-the-body-and-how-to-detox-safely

      I drink a 1.5 litre bottle of water of silica rich water from Fiji every 2-4 weeks…

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  • #
    David Maddison

    If we weren’t meant to eat animals, why are they made of meat?

    (It’s a humourous sarcastic rhetorical idiom, not an invitation to a debate of veganism vs carnivorism.)

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    • #
      Robert Swan

      The Kev Kavanagh (Grahame Bond) line was “If God had wanted us to eat veggies, why did he invent butchers?”

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      • #
        Froggy

        RS, the Mighty Mighty Kev Kavanagh from the Abbotoirs Disc bob a q……..me and the Cavemen are gonna slay you !!!!!!…that one ???….Aunty Jack !

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    • #
      Greg in NZ

      “I love animals – they taste great!”

      Bumper-sticker still occasionally seen 😃

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    • #
      Mike Jonas

      If the Juju had meant us not to eat people,
      He wouldn’t have made us of meat!
      – Flanders and Swann 1956

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    • #

      I’m a life long member of PETA – People Eating Tasty Animals.

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  • #
    David Maddison

    Note that grass fed meat is more nutritious than grain fed meat.

    -More omega-3 fatty acids plus better omega-3 to omega-6 ratio.

    -Higher level of conjugated linoleic acid.

    -Higher levels of antioxidants.

    Most Australian meat is grass fed but finished off in grain feedlots so you have to specifically look for 100% grass fed meat.

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    • #
      John Connor II

      Which is why it’s best to get your meat from an independent butcher who KNOWS the farmer rather than the big supermarkets, as I covered recently.
      The quality, taste and water content are quite different!
      Feedlot finishing, typically 1-3 months, isn’t a bad thing after a lifetime eating grass. It promotes higher Omega-3, and improves the taste, as fat drives taste.
      The correct term to look for is “grass finished” if you don’t want feedlot finished, although you can forget supermarkets and a lot of butchers too.

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      • #

        I happen to know a skeptical farmer or two in WA who can supply grass fed meat, so if anyone is particularly interested in buying direct from a great farmer, leave a comment, and I’ll email you (though it may take me a while).

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    • #
      Dennis

      Same for milking herds, and minimum stress when moving them or walking near them

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    • #
      Greenas

      David ive had both been involved with farming both and hands down the grain fed beef is way better chewing than grass fed , even the best beef which is Wahgu can be made better by finishing on grain .
      As for the term “Grain” it was more like muesli that ours were being fed with some alphalfa thrown in for roughage .

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  • #
    John Connor II

    So the vegans (and their vegan pets) will suffer from 2 things then.
    1. Alzheimer’s
    2. And secondly they’ll also be suffering from Alzheimer’s.

    Here’s a helpful chart for vegans to minimise the risk:

    https://imgbox.com/LhyF57CQ

    Totally plant based too!

    Your pet just loves vegan food:
    https://imgbox.com/h59icjEb

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  • #
    STJOHNOFGRAFTON

    Just enjoy your red meat while you can still remember the reason you enjoy eating red meat.

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  • #
    Sambar

    The undeniable truth is that every living thing can and is consumed by something else. The rise of a philosophical view that all living things are equal is quite correct, just not in the sense that vegans see it. Everything is food for something else. A moral code, that requires the quick and painless as possible death of animals for human consumption, in my opinion is a good thing. Nature, on the other hand, often decrees that death is long, slow, painful and a terrifying process.
    The end result is still the same, death, consumption , and a cycle that repeats over and over. Just like water cycle or carbon cycle.

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    • #
      Mike Jonas

      I suspect that in nature, the great majority of living things die by being dropped into acid (ie, swallowed whole) but I haven’t checked that.

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  • #
    mwhite

    Must watch

    https://www.youtube.com/watch?v=S6AHriG7Fwg&list=PLgnlgkDGC3k-f1Nd9gotIj0Elqg08c1nS&index=44

    “Why Alzheimer’s May Be a Metabolic Disease with Dr. Ben Bikman”
    Insulin resistance of the brain.

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