Blue LED light therapy targets the sebaceous glands, which when overactive, leads to oily skin and acne. Blue light can also kill acne-causing bacteria beneath the skin, which can help treat acne.

 

Red, or infrared light is used for treating the epidermis - the epidermis absorbs it and then stimulates collagen making your skin will look smoother and fuller, which reduces the appearance of fine lines and wrinkles.

Red LED light is also thought to reduce inflammation while improving circulation, which can give you a healthier glow.