Pet MD CoQ10-30MG 100% Pure Ubiquinone Cat & Dog Supplement, 30 Count; When your furry sidekick needs added heart support, reach for Pet MD CoQ10-30MG 100% Pure Ubiquinone Cat & Dog Supplement. Formulated to support her cardiovascular system, this soft gel features a single, active ingredient—Ubiquinone Coenzyme Q10, or CoQ10. This special nutrient acts as an antioxidant, helping protect and maintain your fur-iend’s cardiovascular system by promoting healthy circulation, carbohydrate metabolism and immune system function. The formula can also help manage inflammation levels and support healthy energy production. While the compound CoQ10 is naturally found in your buddy’s body, many pets need replenishment as they age due to the body's decreased ability to create its own. This is a terrific supplement to have in your pet care arsenal for your kitty and pooch at any age!