By increasing your heart rate temporarily, you can maintain a higher heart rate during the recovery portion of your interval, allowing for increased fat burning throughout the workout. (build-muscle-and-burn-fat.com)
One study showed that caffeine increased fat burning by as much as 29 % in lean people, while the increase was only about 10 % in obese individuals (14). (healthline.com)
The right fats also increase fat burning, cut your hunger, and reduce fat storage. (bewell.com)