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
Neutrogena
Hydro Boost Water Gel Lotion SPF 50
Lists fragrance, drying alcohol, silicones, chemical UV filters
Palmolive
Hygiene - Plus (sensitive)
Lists fragrance, fragrance allergens, exfoliating acid, sulfates, salicylic acid, coconut derivatives
Colgate
Hygiene Plus Kitchen Handwash
Lists exfoliating acid, sulfates, chemical UV filters, salicylic acid, coconut derivatives
SHEGLAM
Ice Revive Scalp Serum
Serum · Lists fragrance, fragrance allergens, essential oils
Head & Shoulders
Instant Oil Control
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
Dove
Invigorate Body Wash
Body wash · Lists fragrance, fragrance allergens, essential oils, coconut derivatives
Selsun Blue
Itchy Dry Scalp Antidandruff Shampoo
Shampoo · Lists fragrance, coconut derivatives
Deliplus
Jabón de manos tiernos recuerdos
Lists fragrance, fragrance allergens, exfoliating acid, sulfates, coconut derivatives
Ballerina
Jabón Líquido Manzana y Miel
Lists fragrance, sulfates, silicones, coconut derivatives
Coppertone
Kids Roll On SPF 50 Sunscreen Lotion
Sunscreen · Lists silicones
Mario Badescu
Kiwi Face Scrub
Exfoliant · Lists fragrance, fragrance allergens, parabens, formaldehyde releasers, coconut derivatives
Dove
Limited Edition Cinnamon Pumpkin Body Wash
Body wash · Lists fragrance, fragrance allergens, coconut derivatives
Dove
Limited Edition Palo Santo & Sage Oil Body Scrub
Exfoliant · Lists fragrance, fragrance allergens, essential oils, coconut derivatives
Dove
Limited Edition Palo Santo & Sage Oil Body Wash
Body wash · Lists fragrance, fragrance allergens, essential oils, coconut derivatives
Dove
Limited Edition Pear Delight Body Scrub
Exfoliant · Lists fragrance, fragrance allergens, coconut derivatives
Dove
Limited Edition Pear Delight Body Wash
Body wash · Lists fragrance, fragrance allergens, coconut derivatives
Dove
Limited Edition Strawberry + Kiwi Body Wash
Body wash · Lists fragrance, fragrance allergens, coconut derivatives
Pixi
LipLift Max
Lip · Lists fragrance allergens, exfoliating acid, essential oils
Tree Hut
Lisa Frank x Tree Hut Ocean Pop Foaming Gel Wash
Body wash · Lists fragrance, fragrance allergens, essential oils, coconut derivatives
Tree Hut
Lisa Frank x Tree Hut Ocean Pop Shea Sugar Scrub
Exfoliant · Lists fragrance, fragrance allergens, retinoid, essential oils
Listerine
Listerine • Enjuage Bucal Control Sarro Menta Suave 180ML
Lists fragrance, drying alcohol
Cosmia
Lotion apres-rasage activ
Lists fragrance, fragrance allergens, drying alcohol, chemical UV filters
Cosmia
Lotion capillaire
Lists fragrance, fragrance allergens, drying alcohol, exfoliating acid
Tree Hut
Lotus Water Shea Sugar Scrub
Exfoliant · Lists fragrance, retinoid, essential oils
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.