Dasuquin for Cats Soft Chews is a premium joint health supplement that contains the combination of glucosamine hydrochloride chondroitin sulfate and avocado/soybean unsaponifiables (ASU) to help support your pet’s joints. Each soft chew also contains omega-3 fatty acids for overall wellness support for your cat. Dasuquin joint health supplements are brought to you by Nutramax Laboratories Veterinary Sciences the #1 veterinarian recommended supplement company. Source: Among veterinary brands. Survey conducted among small animal veterinarians who recommended oral joint health supplements. *Source: Survey conducted among small animal veterinarians who recommended animal supplements.