VetriScience GlycoFlex 1 Soft Chews 120 ct (Set of 2) Recommended for puppies and dogs that may have a pre disposition to joint health issues including hip dysplasia and degenerative joint disease Active ingredients include glucosamine, GlycOmega brand green lipped mussel and our own patented DMG for better absorption and immune support. VetriScience products are manufactured in the U.S.A. and are backed by a 100% Satisfaction Guarantee.