DaVinci Laboratories Disc-Discovery is a supplement designed to support proper function of the spine and intervertebral discs. It contains 14 synergistic nutrients comprised of chondroitin -4- and -6- from bovine tracheal cartilage, minerals, vitamins, amino acids and enzymes that support the synthesis and restorative processes of spinal conective tissue. Recommended use: Take 2 tablets, 3 times daily with meals, or as directed by your healthcare practitioner. DaVinci Laboratories Disc-Discovery Facts: 2 tablets contain: Vitamin C (from Calcium Ascorbate and Ascorbic Acid) 200 mg Vitamin D3 (as Cholecalciferol) 1.25 mcg (50 IU) Vitamin B6 (as Pyridoxine HCl) 20 mg Calcium (as Ca Pyrophosphate) 200 mg Magnesium (as Mg Sulfate & Mg Oxide) 100 mg Zinc (as Zn Sulfate) 10 mg Manganese (as Mn Glycinate) 10 mg Potassium (as K Citrate) 50 mg Bovine Tracheal Cartilage 400 mg (source of chondroitin 4 and 6 sulfates) Apple Pectin 200 mg Horsetail Rush (Equisetum arvense) Herb Powder 20 mg Pepsin 10 mg Taurine 100 mg Serine 60 mg Other Ingredients: microcrystalline cellulose, stearic acid, vegetable stearate, pharmaceutical glaze.