... prevent and cure of ostenecrosis, strengthen the immunity, improve the sub-health, adjust the blood sugar, blood lipid, blood viscosity ... metabolism and growing.3. The low temperature technical can maintain molecular weight of mucopolisaccoride, the distributing of small size ... , such as osteoporasis, osteoarthritis, osteonecrosis, protrusion of the lumber intervertebral disc etc , Collage type II has ...