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Consuming large amounts of ultra-processed food (UPF) increases the risk of an early death, according to a international study that has reignited calls for a crackdown on UPF.

Each 10% extra intake of UPF, such as bread, cakes and ready meals, increases someone’s risk of dying before they reach 75 by 3%, according to research in countries including the US and England.

UPF is so damaging to health that it is implicated in as many as one in seven of all premature deaths that occur in some countries, according to a paper in the American Journal of Preventive Medicine.

They are associated with 124,107 early deaths in the US a year and 17,781 deaths every year in England, the review of dietary and mortality data from eight countries found.

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[-] barneypiccolo@lemm.ee 5 points 6 days ago

You say that like its a bad thing.

[-] Formfiller@lemmy.world 10 points 6 days ago

I feel like we’ve known this for a very long time

[-] slaneesh_is_right@lemmy.org 4 points 6 days ago

We've known about climate change for a long time too. "We" not all of us.

[-] Pnut@lemm.ee 4 points 6 days ago

So we're just doing "early death" as a cause of death now?

[-] theblips@lemm.ee 4 points 6 days ago

Gotta up my junk food consumption then

[-] ijedi1234@sh.itjust.works 5 points 6 days ago

It is my life's dream to die clutching my heart as I'm giving a presentation in front of hundreds of people.

[-] untakenusername@sh.itjust.works 2 points 5 days ago

this feels like common sense

[-] Wahots@pawb.social 1 points 5 days ago

A certain leader eats a shitload of them each week, so we can only hope xD

[-] itslola@lemmy.world 80 points 1 week ago

Each 10% extra intake of UPF, such as bread, cakes and ready meals, increases someone’s risk of dying before they reach 75 by 3%, according to research in countries including the US and England.

Was a bit surprised to see bread there, as it's been a staple of many cultures' cuisines for millennia. Did a quick search, and got some clarity in this list - "mass-produced packaged bread" is UPF, not the stuff you make from scratch or perhaps pick up from the local bakery.

A relief, actually, as I just took a loaf of sourdough out of the oven and was waiting for it to be cool enough to slice into. This article took the shine off the experience for a moment there 😅

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[-] MonsterMonster@lemmy.world 41 points 1 week ago

The food industry is going to go through the same rebuke that the tobacco industry went through only bigger.

[-] blakenong@lemmings.world 32 points 1 week ago

Should go through, but it won’t.

[-] vegetvs@kbin.earth 13 points 1 week ago

Tobacco? Should have gone through, but it didn't.

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[-] exasperation@lemm.ee 40 points 1 week ago

The NOVA classifications are difficult to work with, and I think the trend of certain nutrition scientists (and the media that reports on those scientists' work) have completely over-weighted the value of the "ultra processed" category.

The typical whole grain, multigrain bread sold at the store qualifies as ultra-processed, in large part because whole grain flour is harder to shape into loaves than white flour, and manufacturers add things like gluten to the dough. Gluten, of course, already "naturally" exists in any wheat bread, so it's not exactly a harmful ingredient. But that additive tips the loaf of bread into ultra processed (or UPF or NOVA category 4), same as Doritos.

But whole grain bread isn't as bad for you as Doritos or Coca Cola. So why do these studies treat them as the same? And whole grain factory bread is almost certainly better for you than the local bakery's white bread (merely processed food or NOVA category 3), made from industrially produced white flour, with the germ and bran removed during milling. Or industrially produced potato chips, which are usually considered simply processed foods in category 3 when not flavored with anything other than salt, which certainly aren't more nutritious or healthier than that whole wheat bread or pasta.

If specific ingredients are a problem, we should study those ingredients. If specific combinations or characteristics are a problem, we should study those combinations. Don't throw out the baby (healthy ultra processed foods) with the bathwater (unhealthy ultra processed foods).

And I'm not even going to get into how the system is fundamentally unsuited for evaluating fermented, aged, or pickled foods, especially dairy.

Absolutely correct. This classification system points the finger at things that everyone (read: everyone who had a semblance of nutritional education) knows are bad for you, but then lumps in things like bread and cheese with them! So of course people who don't know much better hear this, they'll think "well if bread and cheese are just as bad for you as Cheetos, of course I'm getting the Cheetos, they're delicious".

[-] technocrit@lemmy.dbzer0.com 4 points 5 days ago

I feel like this is an area of "science" that's just a mish mash of various corporate lobbying.

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[-] atzanteol@sh.itjust.works 37 points 1 week ago

It's astonishing to me that scientists are using such unscientific terms like "ultra processed food". What is it about these foods that is unhealthy?

It's like saying "sports are dangerous" while including football and golf in your definition.

[-] modeler@lemmy.world 21 points 1 week ago

Scientists only use terms like ultra processed food after defining them in their scientific papers. The problem here is that the media find it difficult to write a short article for the general audience if they have to define things scientifically.

What specifically is bad about UPF foods is still being researched. A few leading ideas are:

  • Very little fibre
  • Starches are all immediately accessible to digestion and so blood glucose spikes much more than for the non-UPF equivalent
  • UPF foods are soft and dry (so weigh less) making it very easy to eat a lot very fast, so you eat too many calories.
  • Relatively high in salt and sugar
  • Use of emulsifiers. These may change your gut microbiota and also make your gut more leaky causing inflammation
  • Use of preservatives and artificial colours
  • Frequently have a lot of oil

Low fibre, emulsifiers and preservatives, while lacking variety of phytochemicals found in fresh food is known to change your gut health. People on UPF diets tend to eat more and have higher blood glucose spikes leading to heart disease and diabetes.

Altogether this is a recipe for a shorter, less healthy life

[-] Litebit@lemmy.world 2 points 6 days ago

Is UPF food with ultra high fibre bad? Is UPF with ultra high vitamin A bad?

[-] modeler@lemmy.world 1 points 6 days ago

Is UPF food with ultra high fibre bad?

I don't know.

My thoughts are that your total daily intake is more important than considering any single food item. As such, having some UPF in your diet is ok. The problem becomes epidemiologically measurable when, like the UK and US, 60% of calories consumed by some demographics are from UPF food.

And there are almost certainly multiple different things 'wrong' with UPF and so if you fix one problem, you may still be at risk from another. For example in your question, there are a lot of studies showing the importance of fibre in the diet, including those that add bran to whatever the person normally eats. So UPF with lots of fibre, all things equal, is likely less bad than UPF without.

Is UPF with ultra high vitamin A bad?

Fat soluble vitamins (A, D, E and K) are interesting in that they don't show benefits above RDA, and in high doses cause a long list of nasty symptoms. In particular, vitamin A in excess is correlated with increased risk of multiple major diseases and even death.

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[-] AI_toothbrush@lemmy.zip 32 points 1 week ago

The fuck does "ultra processed food" mean? Isnt upf defined by it harming you? Its like saying weapons harm you when weapon is the name for something that is used to harm others.

[-] Tetragrade@leminal.space 22 points 1 week ago* (last edited 1 week ago)

Not even. The NOVA system has been tested and doesn't function as a system of classification. Experts cannot consistently classify things into UPF/not UPF. https://www.nature.com/articles/s41430-022-01099-1

So it's more like "there's this food and it's bad for you but idk what it is :/"

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[-] Kcap@lemmy.world 23 points 1 week ago

Yeah, but it's delicious and makes me feel good and I don't want to be 90 anyway. Wait, smokers say that. Shit.

[-] AmidFuror@fedia.io 16 points 1 week ago

For example, US research published last year in the BMJ found that people who consume the most UPF have a 4% higher risk of death overall and a 9% greater risk of dying from something other than cancer or heart disease.

If you don't want to die of cancer and heart disease, UPF may be be a good choice.

The 4% greater risk of dying... Does that mean if I have a 10% chance of dying by age 70 it becomes a 14% chance or a 10.4% chance? I believe the latter. But that's a correlation for the people who eat the most UPF. Would have to see how that's controlled for socioeconomic class and access to healthcare.

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[-] vividspecter@lemm.ee 12 points 1 week ago* (last edited 1 week ago)

Is there a link to the actual study? The American Journal link seems to be a different one, and that one has a massive list of types of items classified as UPF (check Appendix A, Table 1), so it's hard to identify what the causal factor(s) are.

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this post was submitted on 28 Apr 2025
466 points (100.0% liked)

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