Chondroitin sulfate,chondroitin sufphate is an acid mucopolysaccharide extracted from shark or bovine cartilage. It is a mixture consisted Chs A&Chs C etc, usd for the auxiliary treatment of Neural-headache, Neuralgia, Arthritis, Cardio-vascular and Cerebro-vascular disease, Hemi Crania and be effective in reducing the biood lipid. The Chondroitin sulfate can also be used as additive in the foodstuff and the health products.