Carb-ups end up being low fat and 90% healthy carbohydrates like sweet potatoes and slow cooked oatmeal. If you have a "dirty" carb-up with ice cream, cookies and candy, you'll negate your fat loss from prior week and even gain a few more. These all have important functions individuals bodies. Iron, for example, is needs to in the blood system, calcium and vitamin D are necessary maintain strong and healthy bones, vitamin c is essential for healing wounds and vitamin a helps keep our eyes he...