OPTIMUM PRO Mobility Health is scientifically formulated for your dogs targeted needs. Its recipe has a Triple Action Formulation with active ingredients, working together, to address the specific health needs of your dog. OPTIMUM PRO Mobility Health contains: GREEN LIPPED MUSSEL POWDER- A natural ingredient, added at efficacious levels, scientifically proven to help maintain joint health.MANGANESE, OMEGA 3 S, OMEGA 6- Formulated with manganese, omega 6, and omega 3 from fish oil; fatty acids which help to support healthy joints.L-CARNITINE FOR HEALTHY WEIGHT MANAGEMENT- L-carnitine aids in weight management. Maintaining a healthier weight helps to reduce Joint stress.