Glucosamine DS Level 1 Soft Chew, 70 ctGlucosamine DS Level 1 Soft Chew, 70 count Recommended as a preventative measure to help maintain normal healthy cartilage and joint function in active pets. Great for younger pets, prior to visible signs of joint care needs. Helps keep active pets active! Glucosamine and Chondroitin Active Ingredients per 2 Soft Chews: Glucosamine HCl (Shellfish Source) 500 mg Yucca schidigera 90 mg Chondroitin Sulfate (Porcine Source) 60 mg Calcium Ascorbate