GreenLife one-a-day Glucosamine is a high strength joint care formula in a convenient one a day tablet dose. Each tablet contains a full scientifically proven dose of Glucosamine Sulphate Complex. Glucosamine is a naturally occurring substance found in the body which plays a crucial role in supporting joint integrity. It is a key building block of cartilage, ligaments and tendons.As we age the body’s ability to convert glucose and glutamine to glucosamine reduces and the overall levels of Glucosamine in the body declines. Research has shown that supplementation of Glucosamine increases these levels.Amount per Serving Glucosamine Sulphate 2KCL 1500mgHow to take:1 tablet to be taken once a day with or without food