Nutrition: Difference between revisions
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===Essential fats=== | ===Essential fats=== | ||
{{empty}} | {{empty}} | ||
{{talk|~ omega 3 and 6 | {{talk|~ omega 3 and 6, talk about ALA, DHA, EPA | ||
{{pbr}}~ absorbing vitamins A,D,E,K}} | {{pbr}}~ absorbing vitamins A,D,E,K}} | ||
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==Things that ''' | ==Things that {{b|#FF0|'''''don't'''''}} matter== | ||
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{{preamble| | {{preamble| | ||
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===Carbs=== | ===Carbs=== | ||
---- | ---- | ||
===="Bad carbs" (sugar) vs "good carbs"==== | <small style="background:#F003;border:1px solid #DDD;position:relative;top:-0.5em"> ⚠ '''Note:''' If have diabetes: This part does NOT apply to you. You need to be very careful with carbs. But for other people, this holds true:</small> | ||
Contrary to popular belief, it doesn't matter whether most of your calories come from carbs or fats. It's the overall amount of calories that matter. | |||
===="Bad carbs" (i.e. sugar) vs "good carbs"==== | |||
{{empty}} | {{empty}} | ||
{{talk| | {{talk|It's not the actual carbs that matter, it's the vitamins and minerals or the lack thereof. Refined stuff lacks nutrients, but that's ok if you still get those nutrients in other ways.}} | ||
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---- | ---- | ||
====Saturated fat and cholesterol==== | ====Saturated fat and cholesterol==== | ||
{{ | Not harmful. Not essential either. | ||
{{ | {{talk|TODO: explain why: the body makes its own cholesterol and saturated fat (from any calorie source it gets). | ||
{{pbr}}~ Fats in the body are mostly saturated fat. Some fatty tissue is essential, but other fatty tissue is excessive if you're fat. Mention HDL and LDL cholesterol too maybe | |||
{{pbr}}~ Btw be clear that the earlier "people with diabetes are an exception" applies only to the carbs section above, not to this section on fats or any other section | |||
{{pbr}}~ Concerns about heart disease are debunked, but pro-meat lobbyists have played that up and tried to make {sat fat + cholesterol} seem like an "essential nutrient" which it isn't}} | |||
====Seed oils==== | ====Seed oils==== | ||
Not harmful. | |||
{{talk|howevers: | {{talk|howevers: | ||
{{pbr}}~ the seeds themselves have more nutrients than their refined oils. recipes{{pbr}}~ still beware of rancidity | {{pbr}}~ the seeds themselves have more nutrients than their refined oils. recipes{{pbr}}~ still beware of rancidity | ||
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====Preservatives & additives==== | ====Preservatives & additives==== | ||
{{empty}} | {{empty}} | ||
{{talk| | {{talk|be specific about what this applies to. Some chemicals are obviously still harmful (for example large amounts of lead and arsenic)}} | ||
Revision as of 06:34, 12 December 2024
This page is going to ruffle a few feathers. There are so many misconceptions about nutrition out there - try to put all that aside when reading this page - try to rebuild an understanding from scratch. discussion Or maybe I should say: Temporarily put aside what you've heard before about nutrition - and when you're done reading the page, then think about how the stuff you heard before fits into this more solid framework. Idk if thats the most concise way to say it or not
Things that matter
Vitamins & minerals
This section has not been filled in yet.
discussion ~ there are about 30 of them
~ almost everyone is at least somewhat lacking in one or more
Protein
This section has not been filled in yet. discussion ~ complete vs incomplete proteins: boils down to: essential amino acids and total protein. ~ even if u lift, your protein requirements dont increase that much (show maths and why) ~ digestibility: there are ways to make the proteins in plants as digestible as meat.
Essential fats
This section has not been filled in yet. discussion ~ omega 3 and 6, talk about ALA, DHA, EPA ~ absorbing vitamins A,D,E,K
The total amount of calories
This section has not been filled in yet. discussion because protein and essential fats, on their own, are only a small fraction of the calories you need. the rest of the calories must be some sort of mix of fats and carbs. the exact ratio doesn't matter as much as some people say - see below
Things that don't matter
This section is going to cause a lot of controversy, but it needs to be said. Again, try to put any pre-conceived ideas aside, and read the whole page before jumping to conclusions.
Carbs
⚠ Note: If have diabetes: This part does NOT apply to you. You need to be very careful with carbs. But for other people, this holds true:
Contrary to popular belief, it doesn't matter whether most of your calories come from carbs or fats. It's the overall amount of calories that matter.
"Bad carbs" (i.e. sugar) vs "good carbs"
This section has not been filled in yet. discussion It's not the actual carbs that matter, it's the vitamins and minerals or the lack thereof. Refined stuff lacks nutrients, but that's ok if you still get those nutrients in other ways.
Fats
Saturated fat and cholesterol
Not harmful. Not essential either. discussion TODO: explain why: the body makes its own cholesterol and saturated fat (from any calorie source it gets). ~ Fats in the body are mostly saturated fat. Some fatty tissue is essential, but other fatty tissue is excessive if you're fat. Mention HDL and LDL cholesterol too maybe ~ Btw be clear that the earlier "people with diabetes are an exception" applies only to the carbs section above, not to this section on fats or any other section ~ Concerns about heart disease are debunked, but pro-meat lobbyists have played that up and tried to make {sat fat + cholesterol} seem like an "essential nutrient" which it isn't
Seed oils
Not harmful. discussion howevers: ~ the seeds themselves have more nutrients than their refined oils. recipes ~ still beware of rancidity ~ make sure to get a balance of omega-3 and 6. ~ maybe mention something about crop yields and deforestation, it's not what you think
Chemicals
Natural vs artificial flavors
This section has not been filled in yet. discussion but there are some minor benefits to natural colors, which i think should be used more often (especially beetroot)
Preservatives & additives
This section has not been filled in yet. discussion be specific about what this applies to. Some chemicals are obviously still harmful (for example large amounts of lead and arsenic)
Animal-based vs plant-based
This section has not been filled in yet. discussion the body doesnt care whether it gets its nutrients as long as it gets them. digestibility doesnt have to be an issue: there are ways. phytic acid not as significant as u think. optimal nutrition diet is possible no matter if vegan or not. shitty nutrition is also possible either way. but when it comes to ethics, plant-based is better (another controversial topic with lots of misconceptions - here's a page that clears things up).
But ethically, it does matter.
This section has not been filled in yet.
Honorable mentions
Antioxidants
Flavonoids etc. discussion TODO: list foods examples These help prevent cancer to some extent, but not as significantly as the more essential antioxidants Vitamin C and Vitamin E.
Fiber
This section has not been filled in yet.
FAQ
"WHAT??? You mean junk food is fine??? What about heart disease, type 2 diabetes, cancer, and obesity???"
Obviously there are countless cases of people who get these health problems from an unhealthy diet full of junk food.
But almost every case can be explained by either an excess of calories or a lack of one or more essential nutrients (listed above in "things that matter"). Any studies that control for these factors will say the same thing.
That might sound pedantic, but it actually matters a lot:
Low-quality foods can be part of a healthy diet. People need to know this so they can eat well without spending their whole paycheck on food. discussion TODO: link to page that teaches how.