* Sodium Free. * Dietary Supplement. Source Naturals Glucosamine Sulfate is a naturally occurring amino sugar. Amino sugars are key constituents of larger compounds called glycosaminoglycans and glycoproteins, which allow cells in tissues to hold together. They are necessary for the construction and maintenance of virtually all connective tissues and lubricating fluids in the body - tendons, ligaments, cartilage, bone matrix, skin, joint fluid, intestinal lining, and mucous membranes.* Glucosamine Sulfate is complexed with potassium chloride to enhance stability. Suggested Use: 1 tablet, 3 times daily, or as recommended by your health care professional. Other Ingredients: Sorbitol, stearic acid, modified cellulose gum, colloidal silicon dioxide, and magnesium stearate. Contains shellfish (shrimp and crab) and wheat/gluten. Contains no yeast, dairy, egg or soy. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance. Warnings: If you are pregnant or breast-feeding, consult your health care professional before using this product. Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.