Besides Ephedra, there are many weight control ingredients that have been waiting in the wings. Some of these ingredients, common in dietary supplements, are becoming GRAS in functional foods. Others are food ingredients that have just become popular in the U.S. Still a few more are becoming more deeply rooted in the dietary supplement markets—and new clinical evidence backs them up. The ingredients in this article have been classified according to different areas of nutrition: the lipids, the dietary fibers, the nutrients and the botanicals.