Chondroitin Sulfate is an acid muco-polysaccharide extracted from shark or bovine cartilage. It is a mixture consisted Chs A & Chs C etc,used for the auxiliary treatment of Neu-ral-headache,Neuralgia,Arthritis,Cardio-vascu-lar and Cerebro-vascular disease,Hemi Cra-nia and be effective in reducing the blood lipid. The Chondroitin Sulfate can also be used as additive in the foodstuff and the health products. It has many different pharmaceutical, dietary supplements, cosmetic and veterinary uses.