... the production of the protoporphyrin within acne, leads to single oxygen release, kill propioinibacterium within acne, rapidly remove pustule, ... monochromatic light. It is safe compared with Laser and IPL, and even safer than sunlight because it does not have ... mark, folliculitis 3,Reduce the erythema and telangiectasia.4,Smooth and diminish fine lines and wrinkles,tighten sunken or saggy skin5,Reduce ...