Questions tagged [nutrition]

For questions about nutrition as it relates to veg*nism, such as how to get a specific nutrient in a vegan way.

Filter by
Sorted by
Tagged with
2 votes
1 answer
79 views

Do vegans have higher testosterone levels?

Do vegans have higher testosterone levels than non-vegans? cf. "Does eating soy lower testosterone?" There are studies that show fasting increases T levels, too.
user avatar
  • 583
3 votes
2 answers
75 views

Multivitamins for vegans?

Are there multivitamins designed for those with a vegan diet? Such that they have proportionally more of the vitamins vegans are deficient in (B12, calcium, etc.)?
user avatar
  • 583
4 votes
2 answers
87 views

Do vegans need to eat more? Plant-based diets, digestion speed, & nutritional density

Does vegan food have a lower nutritional density? In other words: Do vegans need to eat more to get adequate levels of nutrition than they would on an omnivorous diet? Meat tends to sit in the ...
user avatar
  • 583
6 votes
2 answers
83 views

Cyanocobalamin and Methylcobalamin

I am a vegan living in India where the B12 supplements available only contain methylcobalamin and I am taking those. But I have read in Wikipedia and heard on YouTube that cyanocobalamin/...
user avatar
  • 161
6 votes
2 answers
124 views

Is there any rule of thumb for boiling vegetables so that essential nutrients are not destroyed?

Too much boiling (or frying) may destroy the necessary nutrients of vegetables. Is there any rule of thumb or guideline on how much time vegetables should be heated for?
user avatar
  • 161
5 votes
2 answers
55 views

What is the nutritional profile of A&W plant-based nuggets?

I know that nutrition and fast food are usually opposite concepts, but I'm still curious... A&W Canada recently added plant-based chicken nuggets to their menu (again!). I'm curious about their ...
user avatar
  • 6,636
6 votes
1 answer
165 views

Does any combination of a cereal and a legume provide the complete range of amino acids?

I have often heard people saying that any combination of a cereal (rice, wheat, maize, etc) and a legume (pulses, pea, gram, etc.) provides the complete range of amino acids. Is it true?
user avatar
6 votes
0 answers
56 views

Calcium bioavailability in traditional tofu?

As a vegan, I intend to use tofu as my main source of protein, iron and calcium. Therefore, I am concerned about bioavailability (i.e. absorption divided by intake) of iron and calcium in tofu. As far ...
user avatar
  • 61
4 votes
0 answers
34 views

Lecithin content in various oils?

How much lecithin is in various plant oils like olive, sunflower, soybean, canola, safflower, avocado, palm, coconut, etc.? Or in animal fats? cf. R. W. Bernard, Science Discovers the Physiological ...
user avatar
  • 583
7 votes
2 answers
143 views

Does nutritional yeast count as a food or supplement?

The RDA of B12 is 2.4 mcg in food. For supplements, which are not as well absorbed, the recommended dose is 5-10 mcg (and sometimes higher). So does nooch count as a supplement or food? (Please cite a ...
user avatar
  • 665
4 votes
0 answers
43 views

How much myrosinase do mustard sprouts contain?

It is known that ground mustard seeds contain active myrosinase, but what about soaked or sprouted mustard seeds?
user avatar
  • 41
5 votes
4 answers
248 views

Body got skinny and gaunt; caused by not eating meat any more?

Last year I stopped eating meat (for environmental reasons): went from meat every day to one meat meal every one or two weeks (basically only when going out). And since Coronavirus started, this has ...
user avatar
5 votes
1 answer
53 views

How long does it take for cholesterol to lower down after switching to veganism?

Once a person switches to veganism, how fast do the cholesterol levels lower?
user avatar
4 votes
2 answers
158 views

Are fat soluble vitamins, A, D, E and K, an issue on vegan blood test results?

B12, protein, iron, etc are usually the ones we all hear about. But what about fat soluble vitamins? A vegan diet is characteristically low in fat. Lipids or fats are important to absorb these ...
user avatar
  • 665
5 votes
1 answer
42 views

Inflammatory and anti-inflammatory food table request

Is there a book, ebook or internet resource with a nutritional table (drawn from recent scientific studies) showing or describing inflammatory and anti-inflammatory characteristics of vegan and ...
user avatar
  • 223
6 votes
1 answer
44 views

Is there a way of telling if foods are vegan by a single nutrient or a certain combination of nutrients?

The USDA define 235 kinds of nutrients in their database. Is there a nutrient found in all animal products and no plant foods? I read that some foods with zero cholesterol aren't always vegan. But, ...
user avatar
  • 61
6 votes
2 answers
97 views

Is meat to blame for many lifestyle diseases?

I have been reading "how not to die" by gene stone and Michael Gregor. During the book, people were classified as either meat eaters (eat meat more than 4 times a week), or plant based eaters. meat ...
user avatar
7 votes
4 answers
256 views

Is there a single vegan recipe that can be nutritionally sufficient for a long period of time?

I have gone on a diet where I only ate white grapes for 2 weeks. It was an interesting experience. In the first 2-3 days I was feeling low energy and afterwards I started to feel better and very good ...
user avatar
  • 173
9 votes
2 answers
87 views

How do the health effects of butter and margarine compare?

I am slowly transitioning to a healthier diet and I am in a quandary about the health effects of butter and margarine. I went to buy a butter replacement and chose an olive spread. I'm in the uk. My ...
user avatar
8 votes
3 answers
101 views

Any website to search for foods high in a particular nutrient?

USDA.gov has removed their Food Composition Database through which you were able to search for list of foods high in particular nutrient, such as potassium, vitamin C, etc., and their new Food Data ...
user avatar
  • 691
4 votes
1 answer
155 views

Is it possible to live on a diet of only inanimate/non-living sources?

One possible reason for adopting a vegetarian/vegan diet is the desire not to have to cause the deaths of living creatures in order to survive, where sufficiently-nutritious alternatives exist. Taking ...
user avatar
8 votes
2 answers
92 views

Is boiling oil seeds and oleaginous fruit as effective as soaking them overnight in cold water?

Those seeds are the base for vegan cheese preparation. In the process of experimenting with making my own vegan cheese, I am wondering whether soaking is equivalent to boiling in this context, since ...
user avatar
4 votes
1 answer
74 views

What is the largest and most detailed open dataset for nutrition, maybe with focus on vegan/vegetarianism as of August 2019?

The background is, I am going to write a custom software application for home use, kind of a random picker for good menus for a month. For that, I am looking for the best dataset you can get for free....
user avatar
  • 141
1 vote
1 answer
106 views

Is giving formula to infants acceptable for vegans [duplicate]

I have a young child and like many parents we’re supplementing her diet with formula. Now I know that opinions on breastfeeding can get heated so I want to make this clear: this question is purely ...
user avatar
  • 1,402
4 votes
3 answers
149 views

Protein sources in a raw food diet?

How do those on a raw food diet get a sufficient amount of protein? Can they get an adequate amount of protein from eating raw vegetables alone?
user avatar
  • 583
8 votes
1 answer
108 views

Which "fake meats" are most nutritionally similar to meat of animal origin?

When modifying a diet to replace meat of animal origin with more plant-based foods, it's common for people to start out with meat substitutes like tofu, seitan, tempeh, and various other processed/...
user avatar
  • 6,636
5 votes
1 answer
52 views

Nutritionally complete vegan food produced in the nordics

As far as I know it's possible to eat a nutritionally complete and healthy vegan diet without the use of supplements, but those that do so seems to always make great use of food produced in warmer ...
user avatar
  • 151
1 vote
2 answers
192 views

Is it our natural way of living to be a vegetarian?

I read everything about becoming vegan and every idea behind it. I care a lot about my mind function and I have a serious question: I was wondering which way is more natural ? If we want to answer ...
user avatar
  • 289
5 votes
2 answers
133 views

How to counter the theory that you need to eat a bit of everything to have a balanced life?

I have been vegetarian for several years and now I rarely eat meat (never red meat). I have often heard people (including medical doctors) that in order to have a healthy life you should eat a bit of ...
user avatar
  • 3,570
7 votes
1 answer
80 views

Due to potential for rancidity, are oil supplements better than nuts and seeds when one eats the latter only rarely?

I don't supplement with omega-3 and omega-6 fatty acids, getting them from nuts and seeds instead. But recently I've read that polyunsaturated fatty acids become rancid soon, especially comparing to ...
user avatar
  • 287
5 votes
2 answers
80 views

Should I have blood tests if I already donate blood?

3.5 years ago I became a vegetarian, but in the mean time I have never had a blood test to check the iron value, the B12 amount, the vitamin-D amount and so on. Some people are worried that my ...
user avatar
  • 299
1 vote
0 answers
32 views

Are there any foods / nutrients that parents should definitely take into account in feeding infants and children? [duplicate]

Everyone knows about vitamin B12. There's loads of other things to think about, omega 3, other lipids, proteins, plus glycaemic index of carbs. What's the best way to approach a complete diet the ...
user avatar
7 votes
2 answers
314 views

Is it healthy for vegetarians to follow a ketogenic diet?

Since a vegetarian ketogenic diet is limited to dairy, eggs, nuts, seeds, vegetables, some low carb fruits, and nutrition supplements, it is quite difficult to follow. Has anyone survived a vegetarian ...
user avatar
3 votes
1 answer
78 views

What are the health benefits of buying organic for fruits and vegetables on the EWG's Clean 15 List?

I'm asking about fruits and vegetables in the EWG's 2018 Clean Fifteen List which suggests that buying organic for these products is unnecessary because even when conventionally grown they are ...
user avatar
8 votes
1 answer
108 views

Alternative vegan sources of Omega 3

What are vegan sources of Omega 3 that are not algae, seeds, or nuts?
user avatar
6 votes
2 answers
289 views

Is fat necessary?

From searching around the only types of fat I found to be needed for good health are omega 3 and 6 and everyone suggests limiting omega 6 intake as much as possible because it reduces omega 3. Does ...
user avatar
  • 189
4 votes
2 answers
197 views

In order to prevent thrombosis, what supplements should vegans take?

In order to avoid thrombosis and for good heart health, what supplements should vegans take? Would taking white egg or yolk or milk cure thrombosis disease?
user avatar
7 votes
4 answers
271 views

Where do vegans get their Omega-3's? [not ALA]

I'm talking specifically EPA and DHA, neither of which are found in any food source except marine biota. Microalgae is the only vegan source I know of but it's almost nonexistent in most vegan ...
user avatar
  • 168
4 votes
2 answers
1k views

Does Dr. Greger's Daily Dozen checklist guarantee nutritional sufficiency?

As we know, it's possible to eat a very unhealthy diet that is still technically vegan. For example, eating nothing but spoonfuls of peanut butter would be technically vegan but you would develop ...
user avatar
  • 6,636
2 votes
3 answers
172 views

What 1 plant has the widest nutritional value over all other plants in the world?

I want to grow a small garden with few plants as possible with efficiency in nutritional value in mind. What plant in the world has the most nutrition from the roots or the flower?
user avatar
  • 1
4 votes
1 answer
732 views

Do all cruciferous vegetables have the same nutritional profile?

I recently learned that broccoli, cabbage, cauliflower, kale, and collard greens are all different cultivars of the same original plant species, Brassica oleracea (B. oleracea for short). These are ...
user avatar
  • 6,636
2 votes
1 answer
149 views

Are insects a better source of any nutrients than plant-based foods?

One producer of insect foods makes some pretty bold claims about nutrition from cricket flour. 65% protein by volume, complete with all 9 amino acids A good ratio of omega 6:3 fats High in fibre High ...
user avatar
  • 6,636
6 votes
2 answers
710 views

Which foods benefit from soaking before cooking?

I’ve heard that it’s important for health to soak beans when cooking them from dry. Some people also soak rice or chickpeas. I don’t think I’ve ever heard of somebody soaking lentils. Why do we soak ...
user avatar
  • 6,636
3 votes
1 answer
69 views

Do any vegan foods provide vitamin D₃?

Are there any non-animal whole foods that provide vitamin D₃? I know that vitamin D₃ can be obtained through supplements and vitamin D₂ is found in some mushrooms. Is sunlight the only other way for ...
user avatar
  • 6,636
5 votes
1 answer
298 views

Is iron deficiency anemia more common among vegans?

Is iron deficiency (and more severely, iron deficiency anemia) more prevalent among vegans? I've heard people say that it's important to eat red meat to get iron, but I've also heard several anecdotes ...
user avatar
  • 6,636
4 votes
3 answers
164 views

Is it necessary to take supplements when starting with vegetarianism?

I reduced meats some months ago and about a month ago I decided to go vegetarian. My objective is to go raw-vegan in the future. I have researched a bit and some sources recommend taking vitamin D, ...
user avatar
3 votes
3 answers
237 views

Is there any vegan food that is dangerous in excess? Which ones?

I have heard about some ingredients which contain small quantities of toxic substances and that in excess could cause health damage, (for example I heard that sunflower seeds contains selenium and in ...
user avatar
0 votes
1 answer
340 views

What calculation provided the amino acid profile of a complete protein?

A complete protein is defined by the Food and Nutrition Board of the National Academy of Medicine as having all nine amino acids essential for human health in sufficient concentration. What were the ...
user avatar
  • 6,636
2 votes
1 answer
108 views

How to be healthy while restricting energy intake on a vegan diet?

Are there any special concerns for people who are restricting energy intake in order to lose weight while following a strict vegan diet? The American Dietetic Association says that... Well-planned ...
user avatar
  • 6,636
8 votes
1 answer
16k views

Are there risks from eating too much nutritional yeast?

Nutritional yeast is a very high source of protein with about 50% of energy coming from protein content in the food. In addition to protein, nutritional yeast also provides a variety of vitamins and ...
user avatar
  • 6,636