Natural 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.

Supports immune function

Contains antioxidants that help protect against free radicals

Helps in collagen formation to maintain healthy bones, cartilage, teeth, and gums

Supports the body’s ability to metabolize nutrients

Assists in preventing vitamin C deficiency

Medicinal Ingredients:

Each capsule contains

Vitamin C (ascorbic acid) 500 mg

Quercetin (bioflavonoids) 250 mg

Non-Medicinal Ingredients:

Vegetarian capsule (carbohydrate gum [cellulose], purified water), microcrystalline cellulose, vegetable grade magnesium stearate (lubricant), stearic acid, silica.

Recommended Adult Dose:

 1 capsule daily with food or as directed by a health care practitioner. Consult a health care practitioner for use beyond 12 weeks.

Recommended Use

• Helps support immune function, prevent vitamin C deficiency, and maintain the body’s ability to metabolize nutrients. 
• Helps in collagen formation to maintain healthy bones, cartilage, teeth, and gums. 
• Source of antioxidants that help protect against free radicals.

Cautions

Consult a health care practitioner prior to use if you are pregnant or breastfeeding. Keep out of the reach of children.

For freshness, store in a cool, dry place.