Trilogy Hyaluronic Acid Ultra Serum 30ml deals which is a compound used which is a compound used in energy production and by many proteins Factors like pollution weaken the skin's protective qualities It also works to increase skin elasticity this certified natural advanced multi layered formulation harnesses three skin identical hyaluronic acids to penetrate for a plumped and hydrated complexion: • Medium – surface layer of epidermis • Low – penetrates the stratum corneum • Extra low – granular layer of epidermis This formulation also heroes a multi faceted natural active called Glycloin shown to provide 8 hours of hydration after just one application*