Made in USA. Vetri-Science Laboratories' Cardio-Strength For Cats and Dogs is a capsule formula designed to support cardiovascular health and function in dogs and cats. Cardio-Strength features 11 synergistic ingredients that are vital for elderly animals, and is recommended to support animals with pre-existing sub-optimal cardiovascular functions, breeds that are disposed to cardiovascular stress, or geriatric dogs. It is designed to support heart muscles and cardiovascular functions, as well as reduce oxidative stress and support circulation and better oxygen utilization. Ingredients like L-taurine support regular heartbeat while minimizing the loss of potassium and supporting proper electrolyte utilization. The inclusion of potassium is necessary for maintaining electrolyte balance. DMG acts as an antioxidant and supports circulation and immune system health, while CoQ10 supports heart tissue oxygenation and heart muscle strength. L-carnitine supports the use of fat for energy and oxygen utilization while also supporting fat metabolism and helping the body balance triglyceride and cholesterol levels. EPA and GLA (fatty acids) support circulation and blood flow, and ingredients like vitamin E support normal clotting and healthy capillary strength, making Cardio-Strength an incredibly comprehensive formula for cardiovascular health.