An advanced patented vitamin C supplement based on USANA's proprietary blend of mineral ascorbates, which yields higher and longer lasting levels of vitamin C in the blood than ordinary ascorbic acid.<br>.Maintains a healthy immune system, supports the synthesis of collagen, and helps support cardiovascular health<br>.Provides 600mg of Vitamin C protection in each tablet for enhanced antioxidant protection<br>.Suitable for those working in polluted environment, late night shift and those with indigestion problem<br>.Helps to relieve cold/flu, cough and asthmatic symptoms