Additionally, the UMMC regards green tea as an effective method of preventing atherosclerosis, or hardening of the arteries. The National Institutes of Health grants ginseng a B rating, meaning that there is good scientific evidence for its use as a complementary treatment for certain forms of heart disease.
Examples of this second category of âflat-belly foodsâ are green tea, cayenne pepper, vinegar, as well as anything high in protein, such as eggs, meat, and fish. These foods supposedly boost your metabolism, causing your body to burn through your fat reservesâincluding the fat around your middle.
The higher the calories per gram, the higher the energy density. When you're trying to lose belly fat and overall body weight, it is best to choose foods that are low in energy density, according to the Centers for Disease Control and Prevention. Vegetables are the foods with the lowest energy density.