Bananas
Bananas, rich in potassium, can help speed up your metabolism.
Add bananas to your daily diet as a snack. According to the website FatBurn-Secrets.com, bananas contain potassium, which can help speed up your metabolism. Potassium is essential for heart and kidney function and has been linked to reducing high blood pressure, as well. And, according to Eat This, 25 Facts About Bananas, "the banana tree is not really a tree but a giant herb. The banana is the fruit of this herb." And since herbs help burn fat, this makes the banana that much more of a healthy powerhouse. According to Women Fitness; Herbs That Help Shed Pounds, there are several herbs that contain compounds that increase the body's metabolic rate, which in turn burns more calories. Some herbs even act as stimulants and repress the appetite.
Mustard
Mustard, a common household condiment, contains fat-burning properties.
Spread some mustard on those sandwiches or chop up mustard greens and throw them in a salad. Mustard, or Brassica juncea, its scientific name, is one of the foods that contain fat-burning properties. Mustard seeds have been highly valued for their medicinal properties as well. According to a video called "3 Metabolism Boosting Foods" by Jared DiCarmine, who writes about healthy eating at Blowtorch Your Belly Fat, eating mustard could actually increase the fat burning process by 25 percent after only one day of consuming it.
Salmon
Salmon contains omega-3 fatty acids, which have been linked to decreasing body fat.
Salmon is high in protein and omega-3 fatty acids. According to DiCarmine, protein is 30 percent more thermogenic than carbs or fats, which means the body has to burn more calories to break down the protein as compared to other nutrients. Omega-3 fatty acids have also been found to assist in decreasing body fat, specifically to the waist.