― One study showed that people who did nothing but add fresh fruits and veggies to their diets lost weight when compared with a control group of people who made no changes. The reason for this is that fresh fruits and veggies are filling, low in calories, and high in nutrients. One theory about cravings ties them to nutritional shortages. Eating your fruits and veggies can actually tame that sugar monkey you're carrying around. ∙ Divide up your plate. As a rule of thumb, half of your plate [...].