Vitamin C is a powerful antioxidant and essential for forming bones, cartilage, muscle and blood vessels. It helps augment iron absorption. Metabolic Maintenance offers USP-grade Vitamin C (99.5%+ purity) with a pH of 2.4. For extra support, their buffered formulas couple low-acidity potassium/magnesium ascorbate with natural lemon bioflavonoids such as hesperidin and rutin. 
• Nourishes tissue growth and repair
• Supports adrenal and immune function*
• Powerful antioxidant
• Gentler on sensitive stomachs