Medically reviewed by Elizabeth Barnes, RDN Chondroitin sulfate is a relatively safe supplement used to support joint and ...

U.S. consumers spent $753 million in 2012 on supplements of glucosamine and chondroitin in an attempt to relieve pain and stiffness from arthritis, according to the Nutrition Business Journal.

Osteoarthritis is extremely common, and its symptoms are universally known; however, mechanisms that describe how the complex interplay of inflammatory and other factors cause structural changes ...