WHAT IS RUTIN: Rutin is an important, non-citrus, antioxidant bioflavonoid. Flavonoids are a group of water soluble plant pigments that are found naturally in many different foods NATURAL BENEFITS: The natural bioflavonoid Rutin shares similar beneficial properties with Vitamin C so the natural source of Rutin in this formula helps the body to fight off free radicals that can cause damage to cells through oxidation KOSHER, GLUTEN FREE & SUITABLE FOR VEGETARIANS: These tablets are KOF-K Kosher certified and are certified gluten free. They are free of: gluten, wheat, soy, dairy, yeast, sugar, and sodium. They are also free of artificial flavors, sweeteners, preservatives and colors