Natural Factors C Extra + Quercitin Bioflavonoids 500 mg, Immune Support, 60 Easy Swallow Capsules

Features:
 Vitamin C is a powerful antioxidant to support healthy bones, cartilage, teeth, and gums*
 Helps protect cells against free radical damage*
 Helps support healthy sinus, respiratory, and immune system function*
 Quercetin is a natural plant pigment classified as a bioflavonoid. This key dietary antioxidant helps mitigate oxidative stress by scavenging and neutralizing free radicals in the body and improves the antioxidant activity of other dietary compounds such as vitamin C (Askari et al., 2021).