These wonderful little blue berries not only boost memory and aid in the cure of urinary tract infections but it also curbs cravings. The pigments responsible for the berries’ color ,activates genes that regulate bellyfat burn and signal that your are full. One study showed that people who nibbled on blueberries before a big meal ate 9% less calories than those who didn’t. How much is 9%? Well that is enough to help the average person lose a pound a week.