A synergistic complex of pure potent 100 nature derived vitamin a pro vitamin a and retinoid analogue that combats the appearance of wrinkles imperfections and age spots without the irritating effects of synthetic retinol how to use at night warm 4 to 5 drops in the palm of your hand and apply by gently patting over the face neck and dcollet follow with night cream if layering with keep young and beautiful firming and smoothing serum or radiance perfection serum apply these first