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Biotin for Hair and Nail Growth: Does It Really Work?
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Biotin for Hair and Nail Growth: Does It Really Work?

Written by Maria Robinson, MD, MBA | Reviewed by Sophie Vergnaud, MD Key takeaways: Biotin is an important vitamin that keeps you healthy by turning the food you eat into energy.Many people take extra biotin to help their hair and nails grow, but there isn’t much research to back up these claims.People with brittle nails...