This Food State supplement contains all of the essential B vitamins at around 100% of the Nutrient Reference Value (NRV), and also includes several non-B vitamins, specifically vitamin C.Vitamin C is included in the Multi B formula because it contributes to the protection of cells from oxidative stress; this means it is an antioxidantMagnesium is present as it works with B vitamins and contributes to the normal functioning of the nervous systemThe B- complex nutrient choline is also included; choline contributes to normal homocysteine metabolism, lipid metabolism and the maintenance of normal liver functionFood State supplements provide nutrients in the same form as those found in food. Uses vitamins and minerals combined in a food base of inactive Lactobacillus bulgaricus - a native and friendly bacterial inhabitant of the human digestive tract