Aspartame is the sugar-substitute found in Diet-Soda and other diet products. Last night, on the George Noory radio-show, he had a guest who reported on findings for Aspartame. Among the various kinds of harm caused by Aspartame, it can also cause or at least contribute to emotional feelings of suicide. With Aspartame as the ingredient, if you are partaking Diet-Soda and/or any such product, it would account for your emotions of Suicide. Try quitting that product, and see what happens.