Green Tea: According to a study that drinking green tea on a daily basis boost your metabolism. The brew promotes the oxidation process of breaking down fats into energy.
Keep up the Cardio: An elevated heart rate will scorch calorie post cardio. The more intense yor workout, the longer it will take for your metabolism to return to its resting rate.
Go Spicy: According to a study, spicy food like jalapeno and cayenne peppers contains a compound called capsaicin. It stimulates you're body's production of adrenaline, which can speed up your metablolism are you're chowing down.