Yellow 6 and Citrus Red − all used to give food, drinks and ingested drugs bright colors. More: Do food dyes make ADHD worse? Why some studies' findings spur food coloring bans The FDA's ban is ...

The thing is, the concept of "the red pill" is no longer just the stuff of science fiction. In the years since that movie came out, its meaning has mutated. "Red pilling" is now a term that's ...