NOW^® Extra Strength Glucosamine & Chondroitin combines two well-known joint support ingredients in their sulfate forms.* Glucosamine is an essential building block for the formation of glycosaminoglycans (GAG’s) and proteoglycans, the main components of cartilage tissue.* Chondroitin Sulfate is a glycosaminoglycan that has been combined with Glucosamine in this product for the support of proper joint mobility and comfort.*

This extra strength product has twice the Glucosamine/Chondroitin (750 mg/600 mg per tablet) as in our regular strength produt (375 mg/300 mg per capsule).

NOW Foods developed the glucosamine test method chosen as the official AOACI industry standard method.

Natural color variation may occur in this product.