RGEN-BIO BIOTIN FOR HAIR HEALTH : Hair Growth Complex combines RGen-Bio⠀, an exclusive formula featuring 5 mg of sesbania leaf extract (a plant-based source of biotin) with 5000 mcg of biotin to help support hair health without the use of harsh chemicals or expensive treatments. | SUPPORTS FULLNESS : Keratin is the main structural protein of your hair. It requires the right vitamins and nutrients - like biotin and vitamin B6 to support hair and follicle health. | ESSENTIAL VITAMINS & MINERALS : Support your hair from shaft to end with keratin-boosting nutritional support to help nourish the scalp, support growth, strengthen follicles, and promote shiny, healthy hair. | ZINC FOR HAIR HEALTH : An essential mineral in hair care, zinc may play a vital role in promoting hair and skin health. | HERBAL-SOURCED SILICA : Horsetail extract is a plant-based source of silica. Silica plays an important role in hair and skin health.