Try Alpha Lipoic Acid

Alpha lipoic acid is a fatty acid found in each cell in the human body and in limited amounts in foods rich in lipoyllysine. These foods include spinach, broccoli, and organ meats. As an antioxidant that is both water and fat soluble, it can protect against free radicals throughout the body, including those created ruing the synthesis of vitamin E. however, its primary function is to covert glucose into energy, which boosts metabolism.