Marketers prefer the less-scary-sounding "alpha-hydroxy." It’s a corrosive acid that breaks apart the outer layer of skin, spurring new cell growth. While it may make you look younger, it can also make skin twice as vulnerable to sun damage — good thing Neutrogena adds SPF 15 sunscreen. When hydroxyacetic acid is not melting faces worldwide, it can be found in bathroom tile scum removers, where it dissolves minerals left behind in your shower.
Other ingredients are not as scary sounding but Wired does its best to make you run away. Suggestions welcome for a replacement! ::Wired