CI 42090 (BLUE 1) (CI 42090 (BLUE 1)) is a added colour used in skincare to colour pigment. It's found in 9 products in our database, making it a less common ingredient.
What it does
Colour pigment
Who it's best for
Adds visual appeal to the product.
Primarily cosmetic — does not affect skincare performance
Generally safe for most skin types at standard cosmetic levels
Those with very sensitive skin may prefer colour-free formulas
CI 42090 (BLUE 1) is generally well-tolerated and has no specific concern flags in our database. As with any ingredient, patch-test if you have highly reactive skin.
What products contain CI 42090 (BLUE 1)?
9 products in our database contain CI 42090 (BLUE 1). The highest-rated is Auriège Masque confort scoring 7.5/9.8.
Can I use CI 42090 (BLUE 1) every day?
Colourants at cosmetic concentrations are generally fine for daily use. If you have very sensitive skin, colour-free products are available.
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