Vitamins of the B group (B1, B2, B6, B12) help prevent nerve diseases in diabetics. Antioxidant vitamins (A, E and C) contribute to strengthening the body's resistance and the immune system. Vitamins (niacin, biotin, pantothenic and folic acid) protect blood vessels and prevent nerve damage in diabetics. Zinc and chromium increase the effectiveness of insulin and play a significant role in regulating blood sugar levels. Diabetiker vitamins are recommended not only for people with diabetes, but also for people with a predisposition to diabetes.