Quercetin, is a potent flavonoid found in fruits, vegetables, and grains. It is known for its health and therapeutic benefits that increase in potency and bioavailability by using a natural fermentation process. Studies confirm that quercetin is safe for dogs and that it also has anti-inflammatory, immune-modulating, and antioxidant properties. The flavonoid's in quercetin also provide anticancer and cardiovascular benefits.More