IL-YANG PHARM Premium Vita C is a Korean drinking vitamin supplement enriched with vitamins C and B2. Vitamin C is essential for the formation of intracellular collagen and for strengthening the structure of teeth, bones and capillary walls. It is involved in: redox reactions and tyrosine metabolism; conversion of folic acid to folin; carbohydrate metabolism; lipid and protein synthesis; iron metabolism; cellular respiration; activation of steroid hormone synthesis. Vitamin B2 or riboflavin plays a...