(Nutramax) Cosequin ASU Professional Strength is a broad-spectrum joint enhancer that goes above and beyond a traditional glucosamine/chondroitin sulfate. ASU contains NMX1000 Avacado/Soybean unsaponiflables (ASU) formulated with FCHG49 glucosamine hydrochloride and TRH122 low-molecular weight chondroitin sulfate. Also contains high-purity MSM. Comes in a tasty, easy to administer powder.