DaVinci Laboratories Glucosamine Sulfate is a dietary supplement for the support of connective tissue and joint functions. Glucosamine is an amino sugar formed in the body from glucose and are natural building blocks of the connective tissues. Glucosamine Sulfate can support the fluids in the joints as well as proper functioning of joints, spinal discs and connective tissues. Glucosamine also supports the protective mucus membranes in the gastrointestinal and respiratory tracts. Recommended usage: As a dietary supplement, take 1 capsule, 3 times daily with meals, or as directed by your healthcare practitioner.