Why is vitamin C important?It supports many healthy functions throughout the body: As a powerful antioxidant, vitamin C supports a healthy immune system response. In addition, healthy skin, collagen, connective tissues, bone tissue, and dentin (tooth tissue) formation depend on vitamin C. Why use Buffered Vitamin C?It provides an excellent source of antioxidant support: Buffered Vitamin C uses pure crystalline ascorbic acid to supply 1 gram of vitamin C in each capsule. This preparation is bu