* Advanced RNA Formula * Helps Nourish & Balance Extra Dry Skin! * The Skin Care Authority * Now with RNA (Yeast Extract) We have replaced animal placenta in the formula with RNA, a yeast nucleic acid, that has excellent effects in improving devitalized skin. For dry or fine skin that needs emollient oils to aid epidermal balance...as well as aging skins that need stimulation and nutrients, this is an excellent product to alternate with our other dry skin creams. (Aging skins show better results by alternating products.)