Developed with four molecular weights of hyaluronic acid, Collistar’s Hyaluronic and Polyglutamic Acid seeks to provide multi-level hydration to encourage a plumped skin texture. Joined by polyglutamic acid, a multi-benefit active with an impressive capacity for retaining water, the hyaluronic serum works to lock in moisture, providing a radiant-looking complexion and minimising feelings of tightness or dryness. Equipped with a pipette dispenser for an effortless application.