Scientifically proven Rogaine, the #1 dermatologist recommended & #1 selling hair regrowth brand for over 30 years. The 1st FDA approved brand for topical use of minoxidil.Men's Rogaine Extra Strength 5% Minoxidil Solution is clinically proven to improve hair regrowth by 4x in weeks. Rogaine's trademark Tricho-Prime technology creates an optimal environment for hair regrowth by conditioning the scalp to prevent dryness & irritation. With a combination of botanical extracts, humectants, & alpha hydroxy acid (AHA), the blend works on contact to exfoliate skin & keep hair follicles open to allow for ample minoxidil absorption.This thinning hair treatment for men comes in an airy foam that is just as undetectable as the scent & is easy to use: simply apply half a capful of this no mess foam to your scalp twice a day. Like all Rogaine hair loss products, it is designed to fit easily into your daily hair care routine.*vs control