LightStim for AcneDiscover your clearest skin possible without harsh chemicals or a multistep routine. Treat mild to moderate acne, calm existing breakouts and restore your skins healthy appearance. LightStim delivers light energy in a similar way plants absorb light energy from the sun. Each LightStim device uses different wavelengths, or colors of light. LightStim for Acne uses blue light to destroy acne causing bacteria, and red light to help soothe and calm the