LED therapy uses different wavelengths of light to help regenerate aging skin, combat blemishes, and many other skincare concerns. Unlike other types of light therapy, LEDs do not contain UV rays and therefore do not cause burning or irritation compared to other anti-aging treatments. It is safe for all skin colors and skin types.The RED LED diminishes expression lines, wrinkles and other signs of aging by stimulating the production of collagen and elastin.BLUE LED minimizes blemishes, destroys acne-causing bacteria to stop breakouts, and stabilizes oil production.ORANGE LED revitalizes skin for a healthy glow. Use for at least 5 minutes every day on cleansed, moisturized face. The more you use it, the better your results will be.