Helps maintain a healthy joint function in cats. No petroleum jelly. No artifical colors, flavors or preservatives. Apply 1/2 - 1 of paw-gel to your cat s paw once daily. Combines glucosamine, chonditin and msm with antioxidants to help maintain healthy cartilige and joint function. Glucosamine(From Shellfish Source), Msm, Chondroitin Sulfate(From Bovine Sourse, Yucca Schidgera, Vitamin C(Ascorbic Acid) And Sea Kelp. 3 OZ