Boost the natural production of Collagen & Elastin in your skin with our Renewing Retinol Night Serum. We use a gentle starter level of plumping Retinol (Vitamin A), hydrating Glycerin & brightening Vitamin C to help reduce the appearance of fine lines and brighten uneven skin tone. Apply nightly to restore and maintain bouncy, youthful skin and nourish your dull skin to plumb, this serum is active as an anti aging and active as a brightening serum.. the result is seen within days..Boost the natural production of Collagen & Elastin in your skin with our Renewing Retinol Night Serum. We use a gentle starter level of plumping Retinol (Vitamin A), hydrating Glycerin & brightening Vitamin C to help reduce the appearance of fine lines and brighten uneven skin tone. Apply nightly to restore and maintain bouncy, youthful skin and nourish your dull skin to plumb, this serum is active as an anti aging and active as a brightening serum.. the result is seen within days..