POLYQUATERNIUM-51
Leaves a thin film on a surface after application. Used to help keep skin in good condition.
Its role in a formula
On the ingredient label
The INCI name is POLYQUATERNIUM-51. Our verified product labels also use: Polyquaternium-51.
These functions are listed by COSMILE Europe. A formulation role describes why an ingredient is used; it does not establish a finished product's clinical results or the ingredient's concentration.
Products containing this ingredient
Sources
- COSMILE Europe / Cosmetics Europe: POLYQUATERNIUM-51Checked 2026-10-05T21:44:44.645953+00:00