r/ScientificNutrition is a subreddit with 68k members. The most common kinds of discussions are advice requests, and the community frequently discusses nutrition, diet, health, protein, and supplements.
Welcome to r/ScientificNutrition!
This subreddit has been created to serve as a neutral ground for exchanging and discussing scientific evidence relating to human nutrition.
Importantly, this sub is not for people to request or provide ANY dietary, nutritional or medical advice.
If you choose to comment and participate in the sub, scientific rigor is expected!
Popular Themes in r/ScientificNutrition
#1
Advice Requests
: "How does this tortilla have 17g of fiber? Am i missing something or can you eat literally two tiny tortillas and meet your daily fiber recommendation?"
2 posts
Popular Topics in r/ScientificNutrition
#1
Nutrition
: "What's the most Nutritionally dense cheap food that people underrate? I'll go first."
88 posts
#2
Diet
: "Vegetarian Diet and likelihood of becoming centenarians in Chinese adults aged 80 y or older: a nested case-control study (2025)"
88 posts
#3
Health
: "does using MSG really bad for our Health? my grandma says yes, science says... maybe not?"
54 posts
#4
Protein
: "Effects of Protein Yogurts vs. Whey Protein On Body Composition, Strength And Gut Microbiome Changes In Untrained Older Adults During 8 Weeks Of Supervised Strength Training"
26 posts
#5
Supplements
: "Supplements for cholesterol and blood sugar control - looking for something that targets both"
21 posts
#6
Omega 3
: "8-Year Longitudinal Cohort Study finds Omega 3 supplementation was associated with a significantly better cognitive function and maintainence in Korean older adults compared to non-Omega 3 supplementation users"
20 posts
#7
Diabetes
: "Vitamin D Receptor Polymorphisms and the Effect of Vitamin D Supplementation on Diabetes Risk Among Adults With PreDiabetes"
17 posts
#8
Obesity
16 posts
#9
Cholesterol
: "Cholesterol-lowering effects of oats induced by microbially produced phenolic metabolites in metabolic syndrome: a randomized controlled trial"
15 posts
#10
Aging
: "Plant-based dietary patterns are associated with slower epigenetic Aging"
13 posts
Flair Used in r/ScientificNutrition
#1
Systematic Review/Meta-Analysis
: "Vitamin D boosts breast cancer treatment success by 79%"
36 posts
#2
Randomized Controlled Trial
: "Positive Impact of a 10-min Walk Immediately After Glucose Intake on Postprandial Glucose Levels"
33 posts
#3
Study
: "8-Year Longitudinal Cohort Study finds Omega 3 supplementation was associated with a significantly better cognitive function and maintainence in Korean older adults compared to non-Omega 3 supplementation users"
28 posts
#4
Review
: "Alcohol Intake and Health Study: No Protective Effect at Low Levels, With Mortality Increasing to 1 in 25 at 14 Drinks Per Week"
21 posts
#5
Question/Discussion
: "Were Hunter-Gatherers Healthier Than Modern Humans?"
17 posts
#6
News
: "American Heart Association urges people to favor plant-based proteins, replace full fat dairy"
15 posts
#7
Observational Study
: "The association between omega-3 supplementation and cognitive decline in older adults"
10 posts
#8
Animal Trial
: "High-dose prenatal omega-3 fish oil induces autism-like social deficits and hippocampal glial changes in rat offspring"
9 posts
#9
Cross-sectional Study
: "High Unprocessed Beef Intake (>100 g/d) Linked to Elevated Triglyceride Levels"
7 posts
#10
Prospective Study
: "What a 12-Year Study of 66,000 Adults Actually Says About Antioxidants and Heart Disease"
7 posts
Member Growth in r/ScientificNutrition
Yearly
+11k members(19.9%)
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Last updated: June 19, 2026