Polyquaternium-51

Polyquaternium-51 is a cosmetic ingredient used as a film forming, skin conditioning agent. It is used in 232 products in our dataset. It carries no restriction under the EU Cosmetics Regulation annexes.

INCI namePOLYQUATERNIUM-51
FunctionFILM FORMING, SKIN CONDITIONING
CAS number125275-25-4
Prevalence232 products (0.25% of dataset)
Most used inSkincare
EU statusNo annex restriction
Monthly searches20

Used in

Toners 21.1%Serums 13.4%General Moisturizers 10.3%Essences 6.9%Face Cleansers 6.5%Ampoules 4.7%

Frequently asked

What does Polyquaternium-51 do in skincare?
Polyquaternium-51 functions as a film forming, skin conditioning agent in cosmetic formulas.
What products contain Polyquaternium-51?
It is most commonly found in Skincare products, especially toners (21.1% of its uses).

Manufacturers with experience using Polyquaternium-51

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