Life Extension BIOTIN 100 600 McG Caps Part Number:LEX-0102 Description Supports healthy hair, skin nails. Biotin is a water-soluble vitamin that belongs to the vitamin B family. It?s necessary for the production of keratin, a protein that is a structural component of hair, nails and skin. Biotin is essential for healthy skin, hair and nails, supporting healthy hair and nails in people who are deficient. Overview As we get older, our bodies produce less of the structural proteins that we need to maintain healthy hair, skin and nails. Biotin helps produce keratin, one of those important proteins. Biotin Benefits Supports healthy hair, skin nails Necessary for cellular energy production Promotes healthy gene expression For those who enjoys technical details Please, click on https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8371270/ Additional Images