Pyrrolidinyl Diaminopyrimidine Oxide

Pyrrolidinyl Diaminopyrimidine Oxide is a cosmetic ingredient used as a hair conditioning, hair waving or straightening agent. It is used in 5 products in our dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex).

INCI namePYRROLIDINYL DIAMINOPYRIMIDINE OXIDE
FunctionHAIR CONDITIONING, HAIR WAVING OR STRAIGHTENING
CAS number55921-65-8
Prevalence5 products (0.01% of dataset)
Most used inMakeup
EU statusRestricted (annex )
Monthly searches110

Used in

Lash & Brow Serums 60%Shampoos 40%

Frequently asked

What does Pyrrolidinyl Diaminopyrimidine Oxide do in skincare?
Pyrrolidinyl Diaminopyrimidine Oxide functions as a hair conditioning, hair waving or straightening agent in cosmetic formulas.
Is Pyrrolidinyl Diaminopyrimidine Oxide allowed in cosmetics?
Yes, but it is regulated in the EU — it appears in a Cosmetics Regulation annex with usage conditions.
What products contain Pyrrolidinyl Diaminopyrimidine Oxide?
It is most commonly found in Makeup products, especially lash & brow serums (60% of its uses).

Manufacturers with experience using Pyrrolidinyl Diaminopyrimidine Oxide

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