- Canine & Feline Cortaflex has now been fortified with Hyaluronic Acid, a major component of joint lubricating fluid, for an extra boost to the joints. - Canine joint supplements - Cortaflex is the best! - Canine & Feline Cortaflex Liquid can be mixed in with your pets regular feed. Ingredients Water, Dextrose, Soy Protein Hydrolysate, Hyaluronic Acid, Mucopolysaccharides, Glycine, L-Glutamine, Glucuronic Acid, Glutamic Acid, L-Proline, L-Alanine, L-Arginine, L-Serine,Aspartic Acid, Manganese Sulphate, Pyridoxine HCl (Vitamin B6),Ascorbic Acid (Vitamin C), Sulphur, Xanthan Gum, Preserved with Ammonium Propionate, Natural and Synthesized flavouring. This feed material contains protein derived from mammalian tissue the feeding of which to ruminants is prohibited. Feeding Instructions For dogs & cats Feed daily with regular meal (Initial period: Feed double amounts for the first 7 days) Dog Size Feed Daily Days Supply Toy dog/cat 2.5ml 378 days Small/Medium dog 5ml 189 days Large dog 7.5ml 126 days FOR ANIMAL USE ONLY KEEP OUT OF REACH OF CHILDREN Shake well before using. Store in a cool dry place, protect from freezing. Close container after each use. Do not use if seal is torn or missing.