Mens Rogaine Foam is the first and only FDA-approved hair regrowth foam. It contains 5% minoxidil, the same FDA-approved ingredient in Mens Rogaine Extra Strength solution thats clinically proven to regrow hair. And because its a foam, it goes on easily and dries fast. Its not greasy and it doesnt run or drip. Its so easy to use, it could make getting back your hair one of the easiest parts of your routine.