A revolutionary break-through to help manage unwanted hair. This Hair Inhibitor Serum is a concentrated liquid formula that is massaged into the skin, after hair removal, and works to dramatically reduce the regrowth of unwanted hair. The serum is massaged into the skin after waxing, then repeated daily for the next 5 days. Dermatologist tested and approved for use on the face and body. The serum contains natural ingredients that do not cause dryness and premature aging of the skin.