The active ingredient minoxidil, has been researched extensively for its effectiveness in treating hair loss. Scientists believe that it works by helping the blood flow to the cells in your scalp which grow hair, or that it might increase the number of actively growing cells.

It's easy to determine if minoxidil is right for you. If it is, you may begin to see results within a few months of starting treatment. With continued use, hair loss can be a thing of the past.