Bananas and grapes provide vitamins, minerals, and calories for energy. Both are good sources of potassium and are also rich in disease-fighting antioxidants.

Another vegetable Scott recommends you include in your low-carb veggie rotation is zucchini. "Zucchini is a good source of vitamin C, potassium and folate. It's also low in calories and provides fiber ...

For weightlifters (like Chanu) who need maximum strength at minimum body weight, eating less means keeping calories tightly ...