o become skinny fast, a person should eliminate sugars from his diet and partake in high-intensity interval training, states Authority Nutrition. By undertaking these two measures, a person can increase the likelihood of losing weighSugar and starches are the primary foods that secrete insulin. Insulin is the common fat hormone found in the body, states Authority Nutrition. When a person takes dietary measures to decrease insulin levels, the body's metabolism has an easier time burning fat. In addition, lower levels of insulin are linked to less bloating, since water is flushed out of the body during this metabolic state.