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1-Naphthol and Ci72891/1Tanium Dioxide are both added colour ingredients. 1-Naphthol is found in 1 product while Ci72891/1Tanium Dioxide appears in 1, making 1-Naphthol the more widely used option.
Added colour
Colour pigment
Olia Hårfarge Metallic Silver 9.11
1-Naphthol is categorised as "Added colour" while Ci72891/1Tanium Dioxide is categorised as "Added colour". They serve different functions in skincare formulations.
In most cases, these ingredients can be used together. However, always patch test and introduce new ingredients gradually.
1-Naphthol is found in 1 products, while Ci72891/1Tanium Dioxide is found in 1 products in our database.
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© 2026 Gracie. All rights reserved. Data sourced from Open Beauty Facts (ODbL) and EU CosIng.