Made from petroleum, red dye 40 is a synthetic food dye. Some studies suggest a link between red dye 40 and ADHD behavior; the dye might trigger or exacerbate behavioral changes in sensitive children.

They’re both great options for those moments when new gray growth just barely starts to appear or you need a quick fix between dye jobs. They work much like under-eye concealers—but for your ...

But glosses wipe off easily, lipsticks get crusty, etc. So naturally, I was intrigued by the idea of a magical lip stain with seemingly eternal staying power in lieu of carrying around four lip ...