If you are frustrated over hair loss, this is a non medcial game changer! Revolve Professional Thickening Hydration Therapy Conditioner improves results when using the Revolve system by up to 20 percent. Together with the Revolve Shampoo Treatment, it fights the cause of hair loss to protect against thinning and shedding, and also improves the appearance of thinning hair by increasing manageability and fullness and giving the hair beautiful, healthy looking shine. Perfect for fine and thinning hair.