From A to Zinc. Higher levels of B Vitamins and antioxidants C and E. A complete multivitamin formula for your low carb lifestyle. Centrum Carb Assist: Give you essential nutrients you could be missing while following a low carb lifestyle; High levels of vitamins to help convent carbs, fats and proteins into energy. (This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.)