Benefits Buffered form is well tolerated Can support immune function Can help repair tissues throughout the body Refrigerate this product upon opening. Each 5 mL of Liposomal Vitamin C delivers 1000 mg of Vitamin C as sodium ascorbate. A serving is 1 teaspoon. Each bottle contains 24 servings. Vitamin C is a potent water-soluble antioxidant, and even in small amounts can protect us from damage by harmful compounds.. It is vital to immune function and is an essential cofactor in many enzymatic reactions in the body. It is truly our most universal antioxidant. Vitamin C (L-ascorbic acid) is a necessary nutrient that humans cannot synthesize on their own. It is essential to the body’s production of collagen and the formation of blood vessels, cartilage, ligaments, tendons, and skin. It is needed for wound healing and to repair tissues throughout the body.