Four soft gel capsules provide 1500 mg of glucosamine (shellfish extract) and 1200 mg of chondroitin (beef cartilage extract), which is consistent with the levels used in the three-year double blind, placebo controlled study. Additional nutrients to support healthy inflammation response and promote joint repair include the omega-3 fatty acids EPA and DHA from molecularly distilled fish oil, bromelain, turmeric & vitamin C.*