The Food and Drug Administration has not formally reevaluated the safety of a food dye called Red 40 in over a decade, the agency's top food official said this month when asked about renewed ...

Chemicals in hair dyes may cause allergies for some people. Around 38% of people who color their hair report having an allergic reaction to hair dye. The most common allergic reaction to hair dye is ...

To remain consistent with research, "women" will be used throughout this article to refer to cisgender women. An estimated one-third or more of women over age 18 and about 10% of men over age 40 use ...