Frequently Asked Question
Health & NutritionChildren and adolescents
Last reviewed: January 9, 2026
Summary
Vegan diets for children require thoughtful planning to ensure energy density and key nutrients (B12, iodine, iron, calcium/vitamin D, omega-3). When those are addressed, normal growth can be supported.
Supported by 6 cited sources
Evidence Summary
- Pediatric guidance emphasizes adequate calories, nutrient density, and supplementation/fortification where needed. Evidence quality: Moderate Limitations / nuance: Highly restrictive patterns (low fat, very high fiber) can reduce energy intake in small children; tailor to the child. Bottom line: Vegan children can thrive with planning and clinician support where appropriate.
Supporting Evidence
Caveats: Highly restrictive patterns (low fat, very high fiber) can reduce energy intake in small children.
Sources:
- NIH Office of Dietary Supplements. NIH ODS: B12/Iodine/Vitamin D fact sheets.
- NIH Office of Dietary Supplements. NIH ODS nutrient fact sheets.
- Desmond MA, et al.. Nutritional adequacy of plant-based diets in children (2024)
- Watanabe F, et al.. Vitamin B12 sources and bioavailability (2014)
- EFSA (European Food Safety Authority). Cyanocobalamin (vitamin B12) as a feed additive
- NIH Office of Dietary Supplements. Vitamin B12 - Fact Sheet for Health Professionals (2024)
Sources & Evidence
6 sources cited across 1 claim
1
Vegan children can thrive with nutrient planning
GuidelineNutritional adequacy of plant-based diets in children — Desmond MA, et al. (2024)
Vitamin B12 sources and bioavailability — Watanabe F, et al. (2014)
Cyanocobalamin (vitamin B12) as a feed additive — EFSA (European Food Safety Authority)View source ↗
Vitamin B12 - Fact Sheet for Health Professionals — NIH Office of Dietary Supplements (2024)View source ↗