What is Biotin? Biotin is a vitamin that is helpful in treating biotin deficiency and is also an important enzyme in the body that breaks down carbohydrates and fats in your body. It is taken orally for hair loss. Biotin is a B-vitamin (B7), naturally occurring. It is produced for hair growth naturally and is found in common foods such as peanuts, liver, raw egg yolks, leafy green vegetables and Swiss chard. Having plenty of biotin represents balanced diet for any average person. How Biotin is used for Hair Growth Biotin works well, but not for everybody. This is because biotin does not promote growth of new hair. it is taken orally and it renews the hair roots and follicles that are growing already making it fuller and thicker in appearance. People with severe baldness may not find biotin to work for you. The good news is biotin is safe, even when some people take in high doses. There are not much side effects. It is completely safe to use properly and is re