Chondroitin sulfate
CHONDROITIN SULFATE is a sulfated glycosaminoglycan (GAG) composed of a chain of alternating sugars (N-acetylgalactosamine and glucuronic acid). It is usually found attached t
Keratan sulfate (KS) aka keratosulfate
Not to be confused with Keratin. Keratan sulfate (KS), also called keratosulfate, is any of several sulfated glycosaminoglycans (structural carbohydrates) that have been