* 50 Years Strong * Dietary Supplement * Supports Healthy Immune Function * Potency & Quality Guaranteed * An FDA Regulated Facility Vitamin C is an essential antioxidant nutrient needed for the building of collagen, maintaining teeth and gum tissue health, and normal functioning of the body"s natural defenses. Carlson Mild·C contains calcium ascorbate, a buffered form of Vitamin C that dentists prefer. The acidity of ascorbic acid can leach Calcium from teeth causing gradual dental erosion. Ascorbic acid may also be difficult for a sensitive stomach to digest. Calcium ascorbate is a non-acidic form of Vitamin C that is gentle to the teeth and mild in the stomach.