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HairCited

Biotin vs Keratin

The Bottom Line

Keratin has been studied much more extensively than Biotin, with 47 studies compared to 19. This means we have a clearer picture of what Keratin can do.

19

Biotin studies

47

Keratin studies

Shared Conditions

Condition Biotin Keratin Winner
Telogen Effluvium B B Tie

Unique to Biotin

Nutritional Deficiency Hair Loss

Unique to Keratin

Age-Related Hair Thinning

Can They Be Combined?

Biotin and Keratin are generally safe to take together. Consult your healthcare provider for personalized advice.

Individual Profiles

Related Comparisons

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.