Carbs are not the enemy. Not whole-grain carbs, that is. People who ate three or more daily servings of whole grains (such as oats) had 10 percent less belly fat than people who ate the same amount of calories from processed white carbs (bread, rice, pasta), according to a Tufts University study. It’s theorized that this is due to whole grains’ high fiber and slow-burn properties, which keep you satiated longer.
You may also know this root veggie as a sunchoke since they’re the roots of a type of sunflower. According to a Canadian study, subjects whose diets were supplemented with a type of gut-healthy insoluble fiber called oligofructose not only lost weight but reported less hunger than those who received a placebo. Researchers discovered that the subjects who consumed the prebiotic fiber had higher levels of ghrelin—the hunger-suppressing hormone—and lower levels of blood sugar. And you guessed it: Jerusalem artichokes are one of the best sources of the fiber.
Not all white foods are bad for weight-loss. In fact, plain boiled potatoes are the most filling food there is, according to the Satiety Index of Common Foods, an Australian study published in the European Journal of Clinical Nutrition. To maximize their flat-belly benefits, throw ’em in the refrigerator and make a potato salad. The cooling process will crystallize the tubers into resistant starch, which takes longer to break down in your intestine, producing fat-burning butyrate and delaying hunger pangs.
It’s a dietary miracle: A fat that makes you skinny. Dietary supplementation of coconut oil actually reduced abdominal obesity in a study published in the journal Lipids. Of the participants, half were given two tablespoons of coconut oil daily and the other half were given soybean oil, and although both groups experienced overall weight loss, only the coconut oil group saw smaller waistlines. And other researchers have also pointed to the waist-whittling effects of the tropical oil. In a separate study of 30 men, those who ate 2 tablespoons of coconut oil a day shrank their waists by an average of 1.1 inches in one month. Thank C.O.’s medium-chain triglycerides, which are burned as energy instead of being stored as fat, and lauric acid, which has been shown to pinpoint belly fat and torch it.
This brilliantly orange root is a powerful fat fighter. According to a 2009 study by the USDA, mice whose diets were supplemented with turmeric experienced reduced weight gain and body fat levels even when their food intake was not changed. Experts believe the power of this spice comes from the active ingredient curcumin: Studies, including one published in the journal Journal of Traditional and Complementary Medicine, have found that curcumin is one of the most effective anti-inflammatory options out there. Because it’s more difficult for your body to lose weight when you’re fighting off inflammation, adding anti-inflammatory turmeric will help you achieve your weight loss goals. Talk about the ultimate in fat burning foods!
It's normal to feel a few hunger pangs when you cut your calorie intake, but you don't want to feel ravenous. Filling your diet with low energy-density foods -- ones that have a low calorie count per gram -- allows you to fill up on larger portions while controlling your calorie intake. Many of these foods also supply water and fiber, which can make you feel full, to help with weight loss.