No, red dye 3 and red dye 40 are not the same. Red dye 40, made of a chemical compound called Allura red AC, is already ...

Letter writer was born a redhead but now must dye it to keep its color. How do they explain that to curious strangers?

In today's Miss Manners column, advice columnist Judith Martin responds to addressing personal questions about hair color.

However, when you buy something through our retail links, Condé Nast may earn an affiliate commission.I’ve had only one red ...