Blackmores Glucosamine 1500 mg 30's is an adjunct to the treatment of osteoarthritis. Taken at the recommended dose, it may help to reduce joint inflammation and swelling, improve joint mobility and provide temporary relief from the pain of osteoarthritis. Researchers found that there was a 50% improvement in pain and mobility after two weeks using glucosamine sulfate at a dose of 1500 mg per day.

Glucosamine and sulfate are natural components found in the cartilage matrix and synovial fluid. Glucosamine is a major building block of the substances that together with protein form the structural units in cartilage. Supplementary glucosamine can be an important source of this vital component of cartilage as we age.