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1-Naphthol and Fd&C Yellow #10 are both added colour ingredients. 1-Naphthol is found in 1 product while Fd&C Yellow #10 appears in 1, making 1-Naphthol the more widely used option.
Added colour
Added colour
Olia Hårfarge Metallic Silver 9.11
1-Naphthol is categorised as "Added colour" while Fd&C Yellow #10 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 Fd&C Yellow #10 is found in 1 products in our database.
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