The Chemistry Brand Hyaluronic Concentrate 240 ml A Big Tub Of Hyaluronic Acid. Contains an extraordinarily high concentration of nature-like hyaluronic acid, suspended in a base of skin-enhancing red algae and tamarind. Continued use helps improve the skin's ability to retain hydration, while enhancing visible texture and delivery of actives. Directions: Apply evenly to hands and body twice or more daily for well hydrated, happy skin