Revivogen PRO Scalp Therapy Revivogen PRO Scalp Therapy is specially formulated to reduce the production of DHT, a hormone linked to hair loss. This easy-to-use solution promotes thicker, fuller-looking hair as it reduces fallout, providing a safe and effective approach to hair loss for both men and women. Revivogen contains natural ingredients that have been scientifically proven to reduce the production of dihydrotestosterone (DHT), block the androgen receptors and stimulate hair growth. Product Features: Brand: Revivogen Pro Type: Hair Treatment Size: 60 ml UPC-A: 833753002539 Details: Safe and Effective for men and women. Uses natural ingredients. Improvement in 60-90 days.