A member asked:

I'm a 15 year old girl, and would like to start taking biotin for my hair. how much should i take a day? are there any side effects?

A doctor has provided 1 answer
Dr. Al Hegab answered

Specializes in Allergy and Immunology

Biotin: naturally occurring in many foods, very rare to have a true deficiency, at any rate you can start at 25 mcg/day for your condition, good luck

Answered 8/9/2015

2.4k views

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