19 votes

What are the main nutrient deficiency concerns for vegans?

When in doubt, consult your doctor, and do bloodwork! Iron. I have never had anemia problems and iron is replete in dark leafy greens. Vitamin A. Primarily found in meats, but also in cooked ...
djechlin's user avatar
  • 1,494
18 votes

Is Omega 3 missing from vegan diets?

Some scientific research suggests that possible deficiency of omega-3 is not a major concern for vegetarians or vegans. There are several kinds of Omega 3: ALA, EPA and DHA. The first can be found in ...
Attilio's user avatar
  • 5,789
18 votes
Accepted

Is Omega 3 missing from vegan diets?

A distinction needs to be made between the different omega 3 fatty acids, namely ALA, EPA and DHA. All three of them are needed in a healthy human. Humans can metabolise ALA into EPA, and EPA into DHA,...
Turion's user avatar
  • 2,315
14 votes
Accepted

What are the main nutrient deficiency concerns for vegans?

Nutrients of concern for Vegans There are a few nutrients that may be more difficult to obtain on a vegan diet as compared to an unrestricted (omnivorous) diet. b12 Vitamin B12 is easy, cheap, and ...
Nic's user avatar
  • 7,138
7 votes
Accepted

Does rejuvelac contain B12?

Currently, there seem to be no natural plant food that would contain vitamin B12 in the amounts sufficient for humans. Some plant foods contain vitamin B12, but this is either inactive - ...
Jan's user avatar
  • 691
6 votes

What are the main nutrient deficiency concerns for vegans?

Whilst the Vegan Society contains a more comprehensive list of the common deficiencies, I'm going to mention vitamin D. Vitamin D supports your immune system and is thought to contribute to a ...
David S's user avatar
  • 1,172
6 votes

Is Omega 3 missing from vegan diets?

Grains, nuts, algae, and flax are all potential sources of Omega 3 (source)
C_Z_'s user avatar
  • 1,425
5 votes

Is Omega 3 missing from vegan diets?

Omega3 is contained in vegetarian/vegan food, and in good quantities, in particular some of the top rich foods in Omega3 are good for a vegan diet. Edamame/Soy (but be careful, soy based foods ...
CoffeDeveloper's user avatar
5 votes
Accepted

What is the ecological impact of producing vegan supplements?

I found one study that addresses the production of Vitamin D3: Life cycle assessment of vitamin D3 synthesis: from batch to photo-high p,T (Springer Link HTML, data table HTML, DOI). The functional ...
Nic's user avatar
  • 7,138
4 votes

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

It really depends on which foods are we talking about. The variety of vegan foods is very large. There are several thousands of plants and vegan products that you may consume, they all have different ...
Sasho Andrijeski's user avatar
4 votes
Accepted

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

On a weight basis, plant-based foods (especially whole foods) generally have: ✅ more vitamins ✅ more minerals ✅ more dietary fibre ✅ more water 🔻 less calories 🔻 less protein 🔻 less fat Some ...
Nic's user avatar
  • 7,138
4 votes

Nutrition deficiency Lines in Nails

From a quick web search: Ridges. Our nails naturally develop slight vertical ridges as we age. However, severe and raised ridges can be a sign of iron deficiency anemia. Nutritional deficiencies, ...
adamaero's user avatar
  • 745
3 votes
Accepted

Could a vegetarian diet indirectly cause vitamin C deficiency?

It sounds like you have an iron deficiency [bleeding gums is a common symptom], not a vitamin C deficiency. You probably feel better when eating a lot of fruit because, to many people's surprise, ...
WetlabStudent's user avatar
3 votes
Accepted

Protein sources in a raw food diet?

For a low-activity lifestyle, foods that contain at least 10% protein (by energy) are key. Assuming a dietary target of 55 g protein and 2200 kcal total energy per day, 10% of energy must be provided ...
Nic's user avatar
  • 7,138
3 votes

What are the main nutrient deficiency concerns for vegans?

Iron is available in dark leafy greens but still is a concern being less bioavailable than from meat. Iron absorbs better when eaten along with vitamin C so a balanced diet ought to prevent anemia but ...
Tom Kelly's user avatar
  • 1,542
2 votes

What are the main nutrient deficiency concerns for vegans?

The think tank Organisation for the Prevention of Intense Suffering provides the following list: Essential: Vitamin B12, 10-50 µg daily (can also be obtained from a multivitamin) Essential if not ...
mic's user avatar
  • 248
2 votes

Protein sources in a raw food diet?

All fruits and vegetables have protein. The daily Recommended Dietary Intake (DRI) is 0.8 gram per kilogram of weight. That means, for a person who weighs 150 lbs (68 kg), ze should consume 68 x 0.8 ...
Code Gold's user avatar
2 votes
Accepted

Need help in transitioning to vegetarianism/veganism due to allergies. What choices do I have?

Sorry to hear that you are suffering from such allergies and at the same time you're taking steps towards more ethical diet. I made a list that seem to suit your needs below, but please be aware that ...
Sasho Andrijeski's user avatar
1 vote

Multivitamins for vegans?

If you are eating a well-balanced diet, you may be getting sufficient nutrients from what you are already eating. The last two doctors I've discussed this with (because I was concerned myself) said I ...
Genevieve's user avatar
  • 161
1 vote

Could a vegetarian diet indirectly cause vitamin C deficiency?

Meat and animal protein is not a source of Vitamin C nor is sun exposure a source of Vitamin C. Fruits and Vegetables are the primary source of Vitamin C and neither a Vegetarian or Vegan diet are a ...
Panther's user avatar
  • 421
1 vote

Protein sources in a raw food diet?

There are lots of protein-enhanced foods: flavored Water cereal protein bar bread shakes However, the problem is not that simple because sometimes is not obvious if the food qualifies as raw food (...
Alexei's user avatar
  • 3,691

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