Basic Blue 3

Basic Blue 3 is a cosmetic ingredient used as a hair dyeing agent. It is used in 4 products in our dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex).

INCI nameBASIC BLUE 3
FunctionHAIR DYEING
CAS number33203-82-6
EC number251-403-5
Prevalence4 products (0% of dataset)
Most used inHaircare
EU statusRestricted (annex )
Monthly searches20

Used in

Other Styling 100%

Frequently asked

What does Basic Blue 3 do in skincare?
Basic Blue 3 functions as a hair dyeing agent in cosmetic formulas.
Is Basic Blue 3 allowed in cosmetics?
Yes, but it is regulated in the EU — it appears in a Cosmetics Regulation annex with usage conditions.
What products contain Basic Blue 3?
It is most commonly found in Haircare products, especially other styling (100% of its uses).

Manufacturers with experience using Basic Blue 3

Match with vetted US contract manufacturers that have hands-on experience formulating with this ingredient.