Bioglan glucosamine plus has been formulated with 4 key ingredients for high strength quality and performancer glucosamine plus provides 1500mg of glucosamine hydrochloride along with a combination of chondroitin and msm these three ingredients are the major building blocks of glycosaminoglycans which are the key structural components of cartilage and connective tissues as we age the ability to produce and store these key nutrients may often reduce to help combat this bioglan has created