Clinical Study
Tattoo-Associated Skin Reaction: The Importance of an Early Diagnosis and Proper Treatment
Table 3
Other possible ingredients and haptens contained in the tattoo ink and pigment colour.
| Tattoo ink/pigment color | Ingredient |
| Black | Iron oxide | Carbon | Logwood |
| Brown | Ochre (ferric oxide) |
| Red | Cinnabar/mercuric sulfide | Cadmium red | Iron oxide/common rust | Napthol-AS pigment |
| Yellow | Cadmium yellow | Ochre | Curcuma yellow | Chrome yellow (PbCrO4, often mixed with PbS) |
| Green | Chromic oxide (Casalis Green or Anadomis Green) | Lead chromate | Phthalocyanine dyes | Ferrocyanides and ferricyanides |
| Blue | Azure blue | Cobalt blue | Cobalt phthalocyanine | Cobalt aluminate |
| Violet (purple) | Manganese ammonium pyrophosphate | Various aluminum salts | Dioxazine/carbazole |
| White | Lead carbonate | Titanium dioxide | Barium sulfate | Zinc oxide |
| Henna | Henna dye and paraphenylenediamine (PPD) |
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