Cinnamon

Researchers at the United States Department of Agriculture showed that one-quarter teaspoon to 1 teaspoon of cinnamon with food helps metabolize sugar up to 20 times better than without cinnamon. Excess sugar in the blood can lead to fat storage. Because cinnamon balances blood sugar levels it has the added advantage of stabilizing mood and energy levels. – Care 2 article, Top 5 spices, Michelle Cook.