Polyquaternium-55 is a synthetic polymer primarily used in hair care products. It forms a flexible film on the hair, offering conditioning, heat protection, and improved styling benefits. This ingredient helps to enhance hair's appearance and manageability.
Rated by SpottyLabs' ingredient methodology, independent of brands.
SpottyLabs scans any skincare product and rates every ingredient for benefit, risk and safety. Free and independent — no brand is paying us.
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