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Polyquaternium 10

* An anti-static agent and film former

* Also known as Quaternium-19


Polyquaternium 10 is a water soluble, white granulated powder that is a widely used ingredient in hair care products because of its anti-static and moisturizing properties. It is also considered a film former, supplying a sheen and coating to hair strands by easily being absorbed by proteins, according to Phibro Chem, an animal health organization, and It is sometimes seen in skin care products as well.

Safety Measures/Side Effects:

The Cosmetics Database finds Polyquaternium 10 to be a low hazard, 99% safe ingredient, and it is approved for use in limited concentrations by the CIR. According to, it has a low order of toxicity, and studies showed that it "adhered to keratin tissue and was poorly absorbed" when applied to skin. Concentrations up to 5% were only mildly irritating to the skin and eyes, and under 2% concentrations caused no reaction.

Recommended Products w/ Polyquaternium 10:

Osmotics Male Facial Cleansing Scrub, Dermalogica Soothing Shaving Cream with Daily Defense Block, Alterna TEN Hair Spray
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