Vitamin C also referred to as ascorbic acid, is the single most commonly used vitamin supplement. It exhibits its positive effects on formation of collagen (a structural protein in connective tissue), amino acid metabolism, hormone synthesis, and the utilization of many nutrients such as folic acid and iron. Vitamin C also shows its wholesome effects on body's defense mechanism, vitamin C and bioflavonoid occur naturally together in plants to provide an antioxidant effect.