What it is
E155 is brown HT, a synthetic diazo dye. Used to bring chocolate-brown colours into baked goods without the cost of cocoa.
Why it matters
Found in chocolate cake mixes, biscuits, and some breakfast cereals.
What to do
Always vegan.
E-number · E155
E155 — Brown HT
Synthetic brown dye. Vegan.
- Vegan Society additives database