Carticel - Organic Antioxidant Cartilage Repair and Joint Support for Dogs and Cats Carticil Plus Contains: Chia Seed, Apple Pectin, Whey, Quercetin, Bromelain, Grape Seed, Lecithin, Cinnamon, Cardamon, Slippery Elm, Shave grass, Glucosamine, Oat Straw, Ginger, Vitamin C, Chlorella, Tumeric. CAUTION:Do not use if your dog has low potassium levels, low thiamine levels, or is allergic to pineapple. As with any food product, herbs can cause or antagonize allergies in your pet. Stop if you see rashes, hives, edema (swelling), diarrhea, blood in stools or urine, dizziness, or vomiting. See your vet if symptoms persist.