Specially formulated with over 29 vital ingredients, this Advanced Biotin Supplement is a perfect complement to the external Regenepure line. Made with branch chain amino acids, biotin, apple polyphenols and nettle, this potent supplement works from the inside out to support restoration. The buildup of protein keratin is one of the main factors that aid in making up the hair shaft. Apple polyphenols and fo-ti root have been widely praised as ingredients that help the scalp and hair. Whether used alone or as a part of the full Regenepure line, this supplement will become a vital component to your daily routine.