Check the listing for details. N-Acetyl Glucosamine (N-A-G) 700mg (120 Capsules)-No Stearates. Condition: New. Listed at 15.99 USD. JOINT/ INTESTINAL SUPPORT: NAG is an amino sugar that acts as a building block that supports connective tissues, giving strength and elasticity to our skin, joints, and gut surface.*ALLERGEN: Do not take if you are allergic to shellfish.PURE FORMULA: This N-A-G product contains no stearates, is non-GMO, gluten-free, and in an additive-free capsule.BESTVITE GUARANTEE: All Bestvite products are manufactured in the USA according to GMP. The raw materials and all batches of the finished N-A-G product are tested by a 3rd party laboratory for purity and potency.NSF GMP CERTIFIED: Bestvite’s facility is NSF/ANSI 455-2 Dietary Supplements Good Manufacturing Practice (GMP) certified. Earning GMP certification from NSF verifies that a manufacturing facility has the proper methods, equipment, facilities, and controls in place to produce dietary supplement products.