1-Naphthol vs CI 42090 (BLUE 1)
1-Naphthol and CI 42090 (BLUE 1) are both added colour ingredients. 1-Naphthol is found in 1 product while CI 42090 (BLUE 1) appears in 14, making CI 42090 (BLUE 1) the more widely used option.
Added colour
1-Naphthol
Added colour
1 products
Added colour
CI 42090 (BLUE 1)
Colour pigment
14 products
Top products with 1-Naphthol
Frequently asked questions
What is the difference between 1-Naphthol and CI 42090 (BLUE 1)?
1-Naphthol is categorised as "Added colour" while CI 42090 (BLUE 1) is categorised as "Added colour". They serve different functions in skincare formulations.
Can I use 1-Naphthol and CI 42090 (BLUE 1) together?
In most cases, these ingredients can be used together. However, always patch test and introduce new ingredients gradually.
Which is more common in skincare products?
1-Naphthol is found in 1 products, while CI 42090 (BLUE 1) is found in 14 products in our database.