Foods that have high vitamin C content are known to be good options for burning fat. Fruits such as grapefruits, oranges, tangerines are high on vitamin C and they will aid in fat burn. Or you can try the so called miracle food known as Acai Berries. These are found in the amazon rain forest and they are quite expensive. Many famous celebrities are rumored to be using them to lose weight. Eggs are high on protein and they help in burning belly fat. Kidney beans, navy beans, lima beans and white beans also help in fat burn. Good Luck!