When researchers set out to test whether two nutritional supplements [glucosamine and chondroitin sulfate] helped relieve arthritis pain, many were hopeful that a clear-cut answer would emerge about the popular yet unproven alternative treatment.
When researchers set out to test whether two nutritional supplements [glucosamine and chondroitin sulfate] helped relieve arthritis pain, many were hopeful that a clear-cut answer would emerge about the popular yet unproven alternative treatment.
