Katy Perry is no stranger to wild hair colors, and you can find she's tried nearly every shade at some point in her long ...

This is because red hair molecules are larger than those of other colors, meaning the dye won’t penetrate the strand as deeply. Yes! And according to the American Academy of Dermatology ...

Some parents say that red dye No. 3 in foods causes behavioral problems in their kids. (Illustration: Celina Pereira; photos: Getty Images) Last October, California Gov. Gavin Newsom signed into ...

The appearance of small, red bumps or blisters means the test is positive. Areas of redness seen on the day that the patch is taken off may go away by the time the final reading is done. In that case, ...

Always check the colour result on pack depending on current hair colour. Over 30 shades of hair colour available including: red hair dye, brown hair dye, black hair dye and blonde hair dye. Follow the ...

Some hummingbird feeders show photos of red liquid, which is problematic and commercial pre-made nectar solutions often contain red dye. Food coloring or color additives isn't needed to attract ...

An estimated one-third or more of women over age 18 and about 10% of men over age 40 use some form of hair dye. But when it comes to hair dye and cancer risk, is hair dye safe? There is conflicting ...

Federal regulators could soon take steps to outlaw artificial red food dye amid concerns it may cause health issues. Jim Jones, deputy commissioner of human foods for the U.S. Food and Drug ...

Red No. 3, also known as Erythrosine, is a synthetic dye made from petroleum. It’s used as a color additive in food and ingested drugs to give them a "bright cherry-red color," according to an ...

A red food dye prevalent in candies, drinks and other products could soon be banned in the United States if federal regulators side with a petition that is under review. The Food and Drug ...