Serum 16 features hydrators coupled with retinol to target signs of aging while protecting the skin's moisture barrier function. This innovative formula helps reduce the appearance of uneven skin tone, smooth wrinkles and boost moisture without causing redness, dryness or irritation. Serum 16 offers the greatest potency, delivery and stability of LG-Retinex available today. Real Results - 90% reported a brighter, more even skin tone - 88% reported noticeably firmer skin - 75% reported less apparent wrinkles