LED light therapy can stimulate collagen production, which reduces fine lines and wrinkles, as well as eliminates acne-causing bacteria, which improves skin clarity. ... “In contrary, blue light is used to kill acne-causing bacteria to improve the skin's clarity and prevent future breakouts it is a fantastic addon after a Diamon Microdermabrasion includes cleanse &  Vic C infusion. Includes double cleanse - Mineral exfoliation- Light therapy - Vitamin C oxygen serum - Timeless serum .