Questions tagged [scientific-studies]

Use this tag when you are asking for scientific studies as sources for answers to your question. All answers to these questions *must* have scientific studies as sources. If you are asking about experiments done on animals (an ethical issue for veg*ns), please use the tag [animal-experimentation].

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What are the ratios of vegetarians across genders?

What is the percent composition of vegetarians and vegans across the genders worldwide? Which gender has the most number of vegetarians? Which gender has the most number of vegans?
Michael Altfield's user avatar
3 votes
1 answer
130 views

Is there convincing RCT research showing a plant-based diet can reverse or reduce the risk of serious diseases when compared to a "healthy" omni diet?

If you want you can skip the explanation and skip straight to the bottom, where I say exactly what I am looking for. I was talking to my step-dad today and mentioned the recent Oxford study that ...
Fiksdal's user avatar
  • 130
1 vote
1 answer
90 views

Scientific studies, related to vegans and veganism

Does anyone here have a compilation of good quality studies related to vegans and veganism? Would be very appreciated. Or If you have a few, you can still post, maybe we'll be able to gather them ...
Maxgmer's user avatar
  • 295
3 votes
1 answer
122 views

Does personification of animals in fictional media like Peppa Pig and Donald Duck promote cultural reconsideration of those animals as delicacies?

I wondered whether Peppa was a pig to promote the idea of pigs as lovable pets rather than delicacies. It turns out that it wasn't the case. However, that led me wondering if there is any evidence ...
Ritesh Singh's user avatar
5 votes
0 answers
92 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?
storgt2's user avatar
  • 51
5 votes
3 answers
158 views

Are vegans less susceptible to infectious diseases?

After reading the recent article Butler, Michael J., and Ruth M. Barrientos. “The Impact of Nutrition on COVID-19 Susceptibility and Long-Term Consequences.” Brain, Behavior, and Immunity 87 (July ...
Geremia's user avatar
  • 668
6 votes
2 answers
105 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 ...
hayne newell's user avatar
3 votes
1 answer
183 views

Have vegetarian or vegan diets been shown to help people with mental illness?

I recently had a discussion with a friend who struggles with mental health, and that friend was planning to try a more plant-based diet (or even a totally plant-based diet) in an attempt to improve ...
Nic's user avatar
  • 7,138
6 votes
1 answer
81 views

How important is it to watch vitamin K2 levels?

I've read an article arguing about the importance of vitamin K2 for correct calcium management in the body. There is danger of having low vitamin K2 in a vegan diet. How important is it to watch ...
Tin Man's user avatar
  • 161
5 votes
2 answers
93 views

How much Potassium K from fennel is lost by juicing?

If I eat 100 grams of raw fennel (Foeniculum vulgare) I eat also mg 414 potassium, K (according to ndb.nal.usda.gov, USA National Nutrient Database ). But if I make a juice of 100 grams of raw ...
gr68's user avatar
  • 223
4 votes
1 answer
69 views

Calorific value of 1 ha crops vs herbivores raised on 1 ha pasture

I came across the following paper on social media: Davis, S. L. (2003). The least harm principle may require that humans consume a diet containing large herbivores, not a vegan diet. Journal of ...
typesanitizer's user avatar
2 votes
1 answer
99 views

Is eating soy linked to birth defects?

Some people say that consuming soy beans or soy bean products while pregnant can lead to birth defects such as hypospadia. Is this true? What does the most recent research say?
Nic's user avatar
  • 7,138
5 votes
3 answers
238 views

Does eating soy lower testosterone?

Some people claim that consuming soy lowers testosterone in men. This seems to be repeated by a lot of bloggers and YouTubers. Is there any truth to this? Is this supported by human or animal studies?
Nic's user avatar
  • 7,138
7 votes
4 answers
269 views

Are vegan diets associated with more flatulence?

Are diets that restrict or completely avoid animal products associated with a higher volume of flatulence? Here I am asking specifically about gas that is mostly produced in the colon and expelled in ...
Nic's user avatar
  • 7,138
7 votes
2 answers
217 views

Are vegan children weaker than average?

Have there been any studies or surveys which study association between strength, endurance, or other physical fitness measures in relation to vegan or vegetarian diets? I've heard that drinking cow's ...
Nic's user avatar
  • 7,138
9 votes
0 answers
102 views

Are there any studies of methylation status in case of proper B12 complementation in vegans/vegetarians?

I'm trying to look for scientific studies that study the impact of careful vegetarianism/veganism on DNA methylation at the locus level (meQTL study). The closest I could find was this one, that ...
Edelk's user avatar
  • 463
5 votes
1 answer
2k views

What are advantages and disadvantages of consuming Multigrain food items?

Grains have been a part of vegetarian diet for a long time. Huge populations around the world consume grains (most commonly wheat and corn). Most health experts agree that grains should be a part of ...
Nog Shine's user avatar
  • 977
11 votes
2 answers
123 views

How would a widespread plant-based diet influence the maximum sustainable human population on earth?

A meta-analysis of studies on the maximum sustainable human population on earth found the median estimate to be 7.7 billion people1. Earth's current human population is about 7.5 billion and is ...
nloewen's user avatar
  • 2,853
8 votes
1 answer
134 views

Is there information about pets that vegans choose?

Is there reliable research indicating what if any types of companion animals (pets), vegans or vegetarians choose? The three most popular companion animals are dogs, cats and rabbits (depending on ...
James Jenkins's user avatar
13 votes
1 answer
644 views

What are the personality traits of those most and least likely to go vegetarian?

It seems that only some types of people would be willing to make the decision to go vegetarian. Have there been personality studies of people who are most and least likely to go vegetarian, and how ...
La-comadreja's user avatar
11 votes
2 answers
214 views

Are there studies that have determined the main reasons people stop being vegetarian?

I read a study that approximately 10% of people have been vegetarian, and only 2% are at any given time. It seems that vegetarianism has a low retention rate. Are there studies that try to determine ...
La-comadreja's user avatar
23 votes
7 answers
1k views

Does a vegan diet actually cause weight loss?

I've heard many places (just google the title of this question) that a vegan diet causes weight loss, usually in the context of trying to lose weight. Does a healthy vegan diet actually cause weight ...
Riker's user avatar
  • 2,420