NATURAL FACTORS - Vitamin C Extra + Quercetin - 60 Vegetable Capsule(s) - NPN: 80104976 Supports immune functionContains antioxidants that help protect against free radicalsHelps in collagen formation to maintain healthy bones, cartilage, teeth, and gumsSupports the bodys ability to metabolize nutrientsAssists in preventing vitamin C deficiencyNatural Factors C Extra + Quercetin Bioflavonoids is an immune-support formula that combines the antioxidant benefits of vitamin C and the bioflavonoid quercetin in a synergistic 2: 1 ratio. Vitamin C helps in collagen formation to maintain healthy bones, cartilage, teeth, and gums, while quercetin enhances the activity of vitamin C in the body. Quercetin is currently being studied for additional health benefits.INGREDIENTS

Quercetin (bioflavonoids)250 mg
Vitamin C (ascorbic acid)500 mg