Silicone Quaternium-8

Silicone Quaternium-8 is a cosmetic ingredient used as an antistatic, hair conditioning agent. It is used in 33 products in our dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex).

INCI nameSILICONE QUATERNIUM-8
FunctionANTISTATIC, HAIR CONDITIONING
Prevalence33 products (0.04% of dataset)
Most used inHaircare
EU statusRestricted (annex )
Monthly searches50

Used in

Styling Creams & Sprays 21.2%Shampoos 18.2%Hair Masks 12.1%Other Hair Cleansers 12.1%Conditioners 9.1%Heat Protectants 9.1%

Frequently asked

What does Silicone Quaternium-8 do in skincare?
Silicone Quaternium-8 functions as an antistatic, hair conditioning agent in cosmetic formulas.
Is Silicone Quaternium-8 allowed in cosmetics?
Yes, but it is regulated in the EU — it appears in a Cosmetics Regulation annex with usage conditions.
What products contain Silicone Quaternium-8?
It is most commonly found in Haircare products, especially styling creams & sprays (21.2% of its uses).

Manufacturers with experience using Silicone Quaternium-8

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