If you’ve noticed that you get a few extra glances whenever you wear red lipstick, then you’ve already witnessed the red lip theory in full effect. Just like the red nail theory from TikTok that ...

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 worries ...

The U.S. Food and Drug Administration banned Red No. 3 last week, a dye that gives food and drink a bright, cherry-red color. The removal is in response to a color additive petition filed in 2022 by ...

The face is an important characteristic for recognizing individuals, and as is shown by Japanese phrases such as “kaoiro wo ukagau” (Look at the complexion; i.e., be sensitive to someone’s mood, read ...