Zand Glucosamine With Chondroitin and MSM Berry Description: For Daily Joint Support Great Tasting Berry Flavor Glucosamine is a naturally occurring substance found in joint cartilage. Joint cartilage is affected by the natural aging process and physical wear and tear. Current studies support the use of glucosamine to maintain healthy joint function, cartilage and flexibility. Disclaimer These statements have not been evaluated by the FDA. These products are not intended to diagnose, treat, cure, or prevent any disease.