What Is Red 40? 7 Label Names, Where It Hides & Dye-Free Swaps
Chapters
- The Short Answer
- What Red 40 Actually Is
- Seven Names on a Label
- Where It Hides
- What the Research Says
- The Rules Are Changing
- Red 40 Versus Red 3
- Natural Reds
- How to Avoid It
- Dye-Free Swaps
- Your Turn
Audio from the Clean Food Score video of the same name; the video shows the labels and scores on screen.
Red 40 is the most-used food dye in America, and it hides under seven different names. We explain what it is, where it shows up, what the research and the new rules say (as of October 2026), and how to swap it out in a ten-second label check.
Full guide and the products we checked
Check any ingredient list free
Chapters
0:00 The Short Answer
0:39 What Red 40 Actually Is
1:28 Seven Names on a Label
2:27 Where It Hides
3:13 What the Research Says
4:16 The Rules Are Changing
5:14 Red 40 Versus Red 3
5:46 Natural Reds
6:24 How to Avoid It
7:09 Dye-Free Swaps
7:55 Your Turn
Product scores are Clean Food Score's 0–100 label scores as shown on cleanfoodscore.com on 2026-10-16. Recipes change, so read the package you buy. We read labels; this is not medical advice.
Music
"Carefree" Kevin MacLeod (incompetech.com)
Licensed under Creative Commons: By Attribution 4.0 License
creativecommons.org/licenses/by/4.0
"Disquiet" Kevin MacLeod (incompetech.com)
Licensed under Creative Commons: By Attribution 4.0 License
creativecommons.org/licenses/by/4.0
"Fresh Air" Kevin MacLeod (incompetech.com)
Licensed under Creative Commons: By Attribution 4.0 License
creativecommons.org/licenses/by/4.0
"Almost Bliss" Kevin MacLeod (incompetech.com)
Licensed under Creative Commons: By Attribution 4.0 License
creativecommons.org/licenses/by/4.0
Sound effects: Kenney (kenney.nl), CC0.
#red40 #fooddyes #foodlabels