OBAGI Smoothing Retinol 0.5 28g Fine lines 10% PHA (Lactobionic Acid): part

10% PHA (Lactobionic Acid): part of the Polyhydroxy Acid (PHA) family and derived from natural sugars

you may find that you need to apply a hydrator to the skin before use

Ultra-low molecular weight Hyaluronic Acid 0

and makes skin plumper

OBAGI Smoothing Retinol 0.5 28g Fine lines 10% PHA (Lactobionic Acid): partRetinol is considered an anti ageing hero in the skincare world, with its key ability to reduce visible signs of ageing. Its regenerative properties not only diminishes pigmentation and wrinkles through increasing the production of collagen. Retinol also stimulates the production of blood vessels which smooths complexion and increases cell renewal. An ideal ingredient to target blemishes as well as acne prone skin or an uneven skin texture. Key