The numbers.

members of the "Secret Panel" that rewrote the guidelines had financial ties to the meat, dairy, or low-carb diet industries

Aug 20, 2026 · Green Queen

the panel took to produce its 90-page report and 418-page appendix, replacing roughly two years of independent scientific review

Aug 20, 2026 · Physicians Committee

eaten by the vegan group, with no calorie target given to either group

Aug 18, 2026 · Diet and Weight Loss News -- ScienceDaily

drop in dietary energy density in the vegan group, versus no real change in the control group

Aug 18, 2026 · Diet and Weight Loss News -- ScienceDaily

ages varied, followed a low-fat vegan diet or continued eating as usual for 16 weeks

Aug 18, 2026 · Primary Sources

lower total cancer risk for vegetarians versus non-vegetarians

Aug 16, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower total cancer risk for vegans versus non-vegetarians

Aug 16, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower stomach cancer risk for vegetarians versus non-vegetarians

Aug 16, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

greater drop in LDL cholesterol on a whole-food, plant-based diet versus a standard American diet, in a fully controlled crossover trial of 50 adults with genetically confirmed familial hypercholesterolemia

Aug 15, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower total cancer risk for vegetarians vs. non-vegetarians, across four cohort studies (RR 0.87, 95% CI 0.84-0.91)

Aug 11, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower total cancer risk for vegans vs. non-vegetarians (RR 0.77, 95% CI 0.70-0.85)

Aug 11, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower stomach cancer risk for vegetarians, the largest single-site reduction found (RR 0.55, 95% CI 0.36-0.86)

Aug 11, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower breast cancer risk for vegans vs. non-vegetarians (RR 0.80, 95% CI 0.64-1.00)

Aug 11, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower total cancer risk for vegetarians versus non-vegetarians (RR 0.87, 4 studies)

Aug 10, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower total cancer risk for vegans versus non-vegetarians (RR 0.77, 3 studies)

Aug 10, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower stomach cancer risk for vegetarians versus non-vegetarians (RR 0.55)

Aug 10, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

relative risk of total cancer for vegans versus non-vegetarians, a 23% reduction, across three prospective studies

Aug 9, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

relative risk of breast cancer for vegans versus non-vegetarians

Aug 9, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

relative risk of total cancer for vegetarians versus non-vegetarians, a 13% reduction, across four studies

Aug 9, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

LDL cholesterol on a whole-food plant-based diet versus a standard American diet, in adults with genetically confirmed familial hypercholesterolemia

Aug 9, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

adults completed the 4-week-per-arm crossover trial, each serving as their own control

Aug 9, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

LDL cholesterol on a whole-food plant-based diet versus a standard American diet, 95% CI -21.7% to -14.3%, P < 0.0001

Aug 3, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

adults with genetically confirmed familial hypercholesterolemia completed both 4-week diets in the crossover trial

Aug 3, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

studies synthesized in the review

Aug 3, 2026 · Diet and Weight Loss News -- ScienceDaily

the new US daily protein guidance, nearly double the prior recommendation

Aug 3, 2026 · Diet and Weight Loss News -- ScienceDaily

LDL cholesterol on the whole-food plant-based diet versus a standard American diet (95% CI -21.7% to -14.3%, P < 0.0001)

Aug 2, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

adults with genetically confirmed familial hypercholesterolemia completed the four-week, crossover, fully controlled feeding trial

Aug 2, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

total cancer risk in vegetarians versus non-vegetarians (RR 0.87, 95% CI 0.84-0.91, 4 studies)

Aug 2, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

total cancer risk in vegans versus non-vegetarians (RR 0.77, 95% CI 0.70-0.85, 3 studies)

Aug 2, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

stomach cancer risk in vegetarians versus non-vegetarians (RR 0.55, 95% CI 0.36-0.86)

Aug 2, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

LDL particle concentration change among adults eating an avocado daily for 26 weeks, versus habitual diet (95% CI -83.6 to -14.5)

Aug 2, 2026 · Primary Sources

adults with abdominal obesity enrolled in the Habitual Diet and Avocado Trial

Aug 2, 2026 · Nutrition Research News -- ScienceDaily

relative drop in LDL cholesterol on the plant-based diet versus a standard American diet, in a randomized two-period crossover feeding trial

Aug 1, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

adults with genetically confirmed familial hypercholesterolemia, free of cholesterol-lowering medication, completed the trial

Aug 1, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower total cancer risk for vegans versus non-vegetarians, across three prospective studies

Jul 31, 2026 · Requested Evidence

lower breast cancer risk for vegans versus non-vegetarians

Jul 31, 2026 · Requested Evidence

lower total cancer risk for vegetarians versus non-vegetarians, plus lower risk at seven specific cancer sites including stomach, colorectal and pancreatic cancer

Jul 31, 2026 · Requested Evidence

lower total cancer risk for vegans versus non-vegetarians (RR 0.77, 95% CI 0.70-0.85)

Jul 26, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower total cancer risk for vegetarians versus non-vegetarians (RR 0.87, 95% CI 0.84-0.91)

Jul 26, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower breast cancer risk for vegans versus non-vegetarians (RR 0.80, 95% CI 0.64-1.00)

Jul 26, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

reduction in LDL cholesterol on a whole-food, plant-based diet versus a standard American diet, in a fully controlled, isocaloric crossover feeding trial of 50 adults with heterozygous familial hypercholesterolemia

Jul 24, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

vegetarian-versus-non-vegetarian relative risk for total cancer incidence, and **0.77** for vegans, across a meta-analysis of seven prospective studies

Jul 24, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower risk of hypertension for the highest-adherence plant-based diet quartile across 17 studies and 456,783 adults

Jul 24, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

vegans' total cancer risk versus non-vegetarians, from 3 prospective studies

Jul 23, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

vegetarians' total cancer risk versus non-vegetarians, from 4 prospective studies

Jul 23, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

vegans' breast cancer risk versus non-vegetarians, the upper bound just touching no-effect

Jul 23, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower total cancer risk for vegans versus non-vegetarians, across three prospective studies (RR 0.77, 95% CI 0.70-0.85)

Jul 19, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower total cancer risk for vegetarians versus non-vegetarians, across four cohort studies (RR 0.87, 95% CI 0.84-0.91)

Jul 19, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower liver cancer risk per 10-unit rise in the plant-based diet index, the larger figure for the healthful version

Jul 19, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

higher breast cancer risk per 10-unit rise in the unhealthful plant-based index, heavy on refined carbs and sugar

Jul 19, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower risk of cognitive impairment or dementia with greater plant-based diet adherence, pooled across seven studies and 221,380 people (RR 0.74, 95% CI 0.56-0.97)

Jul 19, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower dementia risk in the top tier of healthful plant-based eating, versus **24%** higher risk in the top tier of the unhealthful version

Jul 19, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

participants completed the crossover trial comparing a plant-based meat diet with a red-meat diet, six days per arm

Jul 19, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

(95% CI -0.90 to -0.33) on the plant-based meat diet versus the red-meat diet

Jul 19, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

(95% CI -10.0 to -1.9) on the plant-based meat diet

Jul 19, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

(95% CI +0.1 to +1.0) on the plant-based meat diet, despite matched calories

Jul 19, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower total cancer incidence for vegetarians vs. non-vegetarians (RR 0.87)

Jul 15, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower total cancer incidence for vegans vs. non-vegetarians (RR 0.77)

Jul 15, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower stomach cancer risk for vegetarians (RR 0.55)

Jul 15, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower breast cancer risk for vegans (RR 0.80)

Jul 15, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

total cancer risk for vegetarians vs. non-vegetarians, pooled across 4 studies (RR 0.87, 95% CI 0.84-0.91)

Jul 13, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

total cancer risk for vegans vs. non-vegetarians (RR 0.77, 95% CI 0.70-0.85)

Jul 13, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

stomach cancer risk for vegetarians vs. non-vegetarians (RR 0.55, 95% CI 0.36-0.86)

Jul 13, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

reduction in health-related environmental impact for the vegan Mediterranean diet versus the traditional version, by Life Cycle Assessment (p<0.01)

Jul 12, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

reduction in ecosystem impact, **-43.4%** in resource use

Jul 12, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower retail grocery cost for the vegan version (p<0.05)

Jul 12, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower liver cancer risk per 10-unit increase in overall and healthful plant-based diet index scores, respectively

Jul 12, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

higher breast cancer risk per 10-unit increase in the unhealthful plant-based index, the sweets-and-refined-carbs version

Jul 12, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

relative risk of total cancer for vegans versus non-vegetarians, pooled across prospective studies

Jul 12, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

postmenopausal women completed the 12-week randomized trial

Jul 10, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

drop in moderate to severe hot flashes in the original trial

Jul 10, 2026 · Physicians Committee

drop in unprocessed animal food consumption tied to weight loss in the vegan group

Jul 10, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower total cancer risk for vegans vs non-vegetarians (RR 0.77, 95% CI 0.70-0.85, I2=0%, n=3 prospective studies)

Jul 9, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower stomach cancer risk for vegetarians (RR 0.55, 95% CI 0.36-0.86, n=4 studies)

Jul 9, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower liver cancer risk per 10-unit increase in overall and healthful plant-based diet index

Jul 9, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower total cancer incidence for vegetarians vs. non-vegetarians (RR 0.87, 95% CI 0.84–0.91)

Jul 7, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower for vegans (RR 0.77, 95% CI 0.70–0.85, I2 = 0%)

Jul 7, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

lower colorectal cancer risk per 10-unit increase in overall plant-based diet score

Jul 7, 2026 · (plant-based diet[tiab] OR vegan diet[tiab] OR vegans[tiab]) AND

simulated U.S. adults tracked over a lifetime in the model

Jul 6, 2026 · Vegetarian News -- ScienceDaily

strategies compared: LDL goal <100 mg/dL, non-HDL <118 mg/dL, apoB <78.7 mg/dL

Jul 6, 2026 · Vegetarian News -- ScienceDaily