Revivogen Ingredients Revivogen: An All-Natural Solution for Hair Loss & Thinning Hair. Forget messy, twice-montly applications that dry and irritate your scalp. Growing a beautiful, thick head of hair just became a pleasure. Using a dermatologist created formulation, Revivogen blocks the main source of hair loss.     VIEW ALL DEALS   Product Information Change Font Size Within the hair follicle, the 5-alpha-reductase enzyme interacts with the hormone testosterone, producing DHT. DHT causes hair thinning and pattern baldness. The ingredients in Revivogen block 5-alpha-reductase to prevent DHT from being formed. This protects the hair you have and stimulates new hair growth. Both men and women can benefit from using Revivogen without experiencing any negative side effects. Just look forward to a beautiful head of hair that you will hold up high. You can have the youthful look you want again without waiting months. Revivogen will bring you confidence and great looking reflection in the mirror.