Is HC Orange No. 1 vegan?
HC Orange No. 1
Vegan
Vegan
Vegetarian
Vegetarian
HC Orange No. 1 is a synthetic nitrophenol-based dye used as a colorant in semi-permanent hair dye formulations.
| Also known as | 4-[(2-Nitrophenyl)amino]phenol, HC Orange No 1, p-[(o-Nitrophenyl)amino]phenol |
|---|---|
| INCI name | HC Orange No. 1 |
| CAS number | 54381-08-7 |
| EC number | 259-132-4 |
| CosIng ID | 34201 |
| Last reviewed | 9 July 2026 |
An ingredient is considered vegan if it contains no animal-derived components at any point in its production.
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