2#Wah_Ontvb now,tvbnow,bttvb$ C& O& p' O" \7 [. W1 M Aspartame, commonly known by the brand name NutraSweet, is one of the most commonly used artificial sweeteners. The 1982 introduction of aspartame-sweetened Diet Coke accelerated this trend. Today, at least in the United States, "diet" is nearly synonymous with the use of aspartame in beverages.