andMe Biotin for Hair Growth helps reduce dryness of hair and helps repair hair damage. It helps improve hair elasticity and reduce split ends. a dietary source for Vitamin B7 vital for the body to help convert food into energy. Keratin is a basic protein that makes up your hair skin and nails. Itâs clear that biotin improves your bodyâs keratin infrastructure. Taking biotin helps reduce hair loss strengthen hair and add shine