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Vitamin B12 vs Vitamin D

The Bottom Line

Vitamin D has been studied much more extensively than Vitamin B12, with 151 studies compared to 32. This means we have a clearer picture of what Vitamin D can do.

32

Vitamin B12 studies

151

Vitamin D studies

Shared Conditions

Condition Vitamin B12 Vitamin D Winner
Telogen Effluvium F F Tie

Unique to Vitamin B12

Nutritional Deficiency Hair Loss

Unique to Vitamin D

Alopecia Areata
Female Pattern Hair Loss

Can They Be Combined?

Vitamin B12 and Vitamin D are generally safe to take together. Consult your healthcare provider for personalized advice.

Individual Profiles

Vitamin B12

32 studies | 2 conditions

Vitamin D

151 studies | 3 conditions

Related Comparisons

Biotin vs Vitamin D Biotin vs Vitamin B12 Collagen vs Vitamin D Folate vs Vitamin B12

FDA Disclaimer: These statements have not been evaluated by the Food and Drug Administration. The products and information on this website are not intended to diagnose, treat, cure, or prevent any disease. The evidence grades presented are based on our analysis of published peer-reviewed research and do not constitute medical advice. Always consult your healthcare provider before starting any supplement regimen.