Can children from 12 years allowed to take biotin hair growth medicine

Can 12 years old have biotin hair growth cause my hair is up to my neck and I always have it on plaits so I am not sure if we are allowed to have it as well if we are great and could you tell me where I an buy it for example Holland and Barret are a very good health store by the way.

Asked Oct 05, 2013

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