Formulated to promote clear, youthful-looking skin, Dr. Barbara Sturm Clarifying Serum delivers a specialized approach to combating signs of aging and blemishes. Active Albatrellus Ovinus complex helps reduce discomfort and alleviates skin sensitivity and redness for an instant calming effect..Bistort Root Extract promotes a radiant complexion.Hyaluronic Acid helps hydrate the skin and smooth the appearance of fine lines and wrinkles.Purifies and rebalances the skin and removes excess sebum to help prevent blemishes and breakouts.1 fl oz