POLYQUATERNIUM-11
Is POLYQUATERNIUM-11 safe for seborrheic dermatitis?
Polyquaternium-11 is generally suitable within the cosmetic-use context reviewed. Its functions are antistatic and film forming, rather than treating seborrheic dermatitis.
A formulation study examined how polymers changed cream structure, which is different from a human skin-tolerance or seb derm outcome. No applicable human seb derm or exact-ingredient Malassezia study was found. The film and the rest of a styling or skincare formula matter together; use the product for its intended purpose and avoid one that repeatedly irritates you.
Community Signals
Loading community reports…
What is it?
A quick identity check, separate from the seb derm guidance above.
01 / 05- Material type
- Cosmetic formulation polymer
- Cosmetic function
- Antistatic, Film Forming
What is POLYQUATERNIUM-11 used for in skincare?
Polyquaternium-11 is listed for reducing static and forming a film. Those roles support a cosmetic's surface behaviour and handling. Laboratory work in complete creams shows why a polymer's contribution depends on the surrounding formulation, without establishing a medical benefit or the comfort of every product using it.