Quaternium-16

Quaternium-16 is a cosmetic ingredient used as an antistatic, hair conditioning agent. It is used in 2 products in our dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex).

INCI nameQUATERNIUM-16
FunctionANTISTATIC, HAIR CONDITIONING
CAS number64425-88-3 / 35239-12-4
EC number264-890-4 / -
Prevalence2 products (0% of dataset)
Most used inHaircare
EU statusRestricted (annex )

Used in

Conditioners 50%Heat Protectants 50%

Frequently asked

What does Quaternium-16 do in skincare?
Quaternium-16 functions as an antistatic, hair conditioning agent in cosmetic formulas.
Is Quaternium-16 allowed in cosmetics?
Yes, but it is regulated in the EU — it appears in a Cosmetics Regulation annex with usage conditions.
What products contain Quaternium-16?
It is most commonly found in Haircare products, especially conditioners (50% of its uses).

Manufacturers with experience using Quaternium-16

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