Swanson Vitamin C Powder 100% Pure Ascorbic Acid – Immune Support, Skin & Cardiovascular Health | 1000 mg per Serving, 1 lb, 3 Pack

Swanson Vitamin C Powder delivers 100% pure ascorbic acid to support immune health, skin health, and cardiovascular function. Each serving provides 1000 mg of vitamin C. This 1 lb (454 g) triple-pack is GMP-certified and third-party tested for purity and potency.