Peter Thomas Roth AHA 12% Ceramide Hydrating Repair Gel.Day or night repair for normal to dry, mature, sun-damaged, combination, oily and problem skin types. Oil and fragrance free. Supplies lost moisture, hydration, five alpha hydroxy acids, a unique complex of anti-oxidants and ceramides to damaged skin. Helps reduce the appearance of fine lines, wrinkles and other signs of aging. Helps clarify the skin and smooth out a rough texture.