Polyquaternium-7 is a synthetic polymer that carries a positive charge. In hair and skin care products, it helps to condition, detangle, and reduce static electricity. It forms a thin film, providing a smooth feel and improving manageability.
NoneCationic polymerVeganEvidence: High
BenefitGood 2.5 / 4
Hydration
Soothing
RiskLow 0.5 / 4
Rated by SpottyLabs' ingredient methodology, independent of brands.
What it helps with
conditions hair and skin
detangles hair
reduces static electricity
improves manageability
Spot questionable ingredients in seconds
SpottyLabs scans any skincare product and rates every ingredient for benefit, risk and safety. Free and independent — no brand is paying us.
Polyquaternium-7 is a synthetic polymer used in personal care products. It is positively charged, which helps it to bind to negatively charged surfaces like hair and skin, providing conditioning benefits.
Is Polyquaternium-7 safe for sensitive skin?
Polyquaternium-7 is generally considered safe for most skin types. However, as with any ingredient, individual sensitivities can occur, so patch testing is advisable if you have very sensitive skin.