22mL / 0.77fl.oz \n \nNight Only \n \nRetinaldehyde DNA Serum #3 is essential for healthy skin renewal and the correct functioning of the epithelial cells, boosting skin immunity. Supporting healthy collagen formation, promoting cell turnover and giving a youthful appearance to the skin. Actively smoothing the appearance of wrinkles and fine lines with noticeable improved skin smoothness within hours.