Research
Micronutrients & recovery
A well-designed vegan diet, supplemented with Vitamin B12 and Vitamin D, is safe, nutritionally adequate, and effective for maintaining or improving health in the general adult population.
To follow a healthy vegan diet, ensure you eat a wide variety of plant foods daily. Crucially, supplement with Vitamin B12 and Vitamin D (especially in winter). This approach is safe and supports overall health for most adults.
GoodSupportsHIGH confidence
A well-designed vegan diet that includes a wide variety of plant foods and supplementation of vitamin B12, vitamin D in the winter months and potentially EPA/DHA is safe and nutritionally adequate. It has the potential to maintain and/or to improve health.
Why this rating
Based on a narrative review of multiple studies including RCTs and observational data, though the author notes limited high-quality evidence for some specific nutrients.
Source
Placing a Well-Designed Vegan Diet for Slovenes
Boštjan Jakše · Nutrients · 2021
DOI 10.3390/nu13124545
narrative_reviewCited 20×
Read the paper DOI resolved against Crossref · corpus check 2026-06-10
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- A well-designed vegan diet is an effective first-line treatment for Type 2 Diabetes, improving glycemia, insulin sensitivity, and beta-cell function.Good
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