VETRI-DISC contains Bovine Tracheal Cartilage, a source of Chondroitin -4- and -6- Sulfates (glycosaminoglycans)—found in high concentration in the spine and intervertebral discs. This synergistic formula helps to support healthy functioning of connective tissues in the spine and discs. Vetri-Disc 90 Capsules $13.50 Vetri-Disc 180 Capsules $22.00 Vetri-Disc 320 Capsules $34.50 Our Home Page | Company Info | Shopping Cart | Search ©1999-2010 Absolutelypets.com, Inc.