Universal’s Buffered Vitamin C™ contains calcium ascorbate, a special buffered form of Vitamin C that offers superior bioavailability and is non-acidic for sensitive stomachs. Vitamin C is a water soluble nutrient well known for its vital role in the immune health and is a highly effective antioxidant that can protect the body’s cells from damage by free radicals amongst other things. Our formula is enhanced with rosa canina and citrus bioflavonoids.†