Diet Coke is sweetened primarily with aspartame, an artificial sweetener that provides sugar-like sweetness without calories. While recognized as safe by global health authorities, aspartame's safety continues to be studied with some recent findings suggesting possible cardiovascular and metabolic effects. This article offers a comprehensive overview of the sweetener used in Diet Coke, its health implications, alternative sweeteners, and consumer preference considerations for those interested in artificial sweeteners in beverages.

This article explores whether Diet Coke contains xylitol, a sugar alcohol used as a sweetener. It clarifies that Diet Coke uses aspartame, not xylitol, due to formulation and health reasons. The piece explains xylitol's benefits, uses, and why it is uncommon in soft drinks, helping consumers make informed choices.