Veggies That Help You Drop the Most Pounds! If you're not a fan of saddlebags, muffin tops, tummy tires, and arm jiggle — then fiber is a must! Slim down those areas of extra fluff by decreasing your overall body fat, which means cutting calories. Eating fiberlicious foods fills you up. Bonus: consuming 25 to 30 grams a day keeps your belly happy and reduces your risk of breast cancer and type 2 diabetes.