Coconut oil contains medium chain triglycerides, a type of fat used as an immediate energy source in the body rather than being stored. It's also thought to help prevent food cravings, however, bear in mind that it's most effective in smaller quantities.
Oats contain plenty of soluble fiber, which not only helps with satiety but also aids digestion and the removal of fat from the body via the bowel. Eating a variety of sources of soluble fiber is key to getting a flatter stomach.
Green Tea contains catechins, which activate fat-metabolizing enzymes thought to help reduce body fat and weight. Remember green tea contains caffeine so it's best to drink it earlier in the day.
The active component in cayenne pepper is called capsaicin, thought to increase fat loss by increasing energy expenditure. Go easy; a little goes a long way!
Containing nutrients that convert food to energy and support circulation, spinach may help to boost your metabolism. Plus, it's low in calories but high in fiber, keeping you fuller longer.