Ci 42090
Ci 42090 is a cosmetic colorant ingredient. It’s in 498 products on Poliage, most often body wash, exfoliant and shampoo. Avoid lists on Poliage that include it: none.
Updated October 22, 2026
In plain English
A synthetic blue dye (FD&C Blue 1). Colors products.
What it does
Contains Ci 42090: cosmetic-colorant
Function listed in CosIng
Source: CosIng, the European Commission cosmetic ingredient database, ref 32756, accessed October 22, 2026. Also listed as blue 1, fd c blue no 1, fd c blue 1 and blue no 1.
Products that contain Ci 42090
Dove
Revitalize Body Wash
Body wash · Lists fragrance, fragrance allergens, coconut derivatives
SHEGLAM
Rick and Morty X SHEGLAM Multiverse Swirl Lip Gloss-Teddy Rick
Lip · Lists silicones
Auchan
Rik & Rok douche shampoing et bain moussant fruits rouges
Lists fragrance, sulfates, coconut derivatives
CHI
Royal Treatment Hydrating Shampoo
Shampoo · Lists fragrance, fragrance allergens, coconut derivatives
Williams
Rpk will deo stk 2x75ml
Lists fragrance, fragrance allergens, drying alcohol
Clear
Sampoo limpieza diaria 2 en 1
Lists fragrance, fragrance allergens, sulfates, silicones, salicylic acid, coconut derivatives
Ombia
Sanfte Pflege Handseife
Lists fragrance, fragrance allergens, sulfates, coconut derivatives
Gillette
Satin care
Lists fragrance, fragrance allergens
Henkel
Schauma Hair Activator Coffein-Shampoo
Lists fragrance, sulfates, coconut derivatives
Moroccanoil
Sculpting Pomade
Hair styling · Lists fragrance, fragrance allergens, essential oils, coconut derivatives
Mario Badescu
Seaweed Cleansing Soap
Lists fragrance, fragrance allergens, sulfates, parabens, formaldehyde releasers, coconut derivatives
The Body Shop
Seaweed Oil-Control Exfoliator
Exfoliant · Lists fragrance, fragrance allergens
Sensodyne
Sensodyne Fresh Mint Tandpasta
Lists fragrance, fragrance allergens, coconut derivatives
Haleon norway as
Sensodyne Tannkrem Clean&Fresh 75ml
Lists fragrance, fragrance allergens, sulfates, coconut derivatives
sephora collection jelly melt lip tint
Lists fragrance, fragrance allergens, silicones
Head & Shoulders
Shampoing 2en1 citrus fresh
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
Cosmia
Shampoing antipelliculaire
Lists fragrance, sulfates, coconut derivatives
Cosmia
Shampoing antipelliculaire citrus
Lists fragrance, fragrance allergens, sulfates, coconut derivatives
Head & Shoulders
Shampoing antipelliculaire classic
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
Head & Shoulders
Shampoing antipelliculaire pour homme
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
Cosmia
Shampoing douche 3 en 1 homme sport
Lists fragrance, sulfates, coconut derivatives
Cosmia
Shampoing douche energy 3 in 1
Lists fragrance, sulfates, coconut derivatives
Cosmia
Shampoing douche et bain aux mineraux marins
Lists fragrance, fragrance allergens, sulfates, coconut derivatives
Related guides
How to read an ingredient list
What the ingredient list on a beauty product tells you, what the names mean, and what it leaves out, using FDA and EU labeling rules.
Does ingredient order show how much is in a product?
Ingredient lists run from most to least, but only down to 1%. Below that, any order is allowed. What the order shows and what it hides.
How do you patch test a new product?
What the AAD, FDA and DermNet say about testing a small area, the FDA hair dye skin test, in-office patch tests, and contact allergy basics.