Dihydroxyindole

Dihydroxyindole is a cosmetic ingredient used as a hair dyeing agent. It is used in 2 products in our dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex).

INCI nameDIHYDROXYINDOLE
FunctionHAIR DYEING
CAS number3131-52-0
EC number412-130-9
Prevalence2 products (0% of dataset)
Most used inHaircare
EU statusRestricted (annex )
Monthly searches20

Used in

Other Haircare 100%

Frequently asked

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

Manufacturers with experience using Dihydroxyindole

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