What is Glucosamine HCL? Glucosamine HCL is a vegetarian friendly form of the extremely popular nutrient found naturally in the body. Glucosamine is a major component of cartilage which protects joints by absorbing and cushioning impact. Why use Glucosamine HCL? Our high quality supplement provides 1000mg of glucosamine HCL per tablet. Glucosamine HCL has been shown to provide over 40% more Glucosamine than the standard Glucosamine Sulphate and is therefore the highest grade ingredient currently availabl