PL360 Arthogen Plus Advanced Hip & Joint Support for Dogs - 180 ct Arthogen is scientifically formulated with a special pet-friendly blend of glucosamine HCI and chondroitin sulfate. It also contains a comprehensive, nutritious and highly effective solution that provides the necessary nutrients needed for a dogs health, coupled with a beef and cheese flavor that dogs love. Provides the same great results as comparable formulas, at one-half to one-third the price.