Ingredient · Updated

Polyquaternium-37

Neutral in 1

What is Polyquaternium-37?

Polyquaternium-37 is a synthetic polymer commonly used in cosmetics and personal care products. It is created through a chemical process involving the polymerization of specific monomers containing quaternary ammonium groups.

This ingredient is mainly used for its ability to improve the texture and feel of products, providing conditioning and antistatic properties, making it popular in haircare products and makeup. Health concerns are minimal, as most evidence suggests it is safe for use in rinse-off and leave-on products.

When you see Polyquaternium-37 on a label, it often indicates the product aims to enhance moisture retention and manageability, particularly in hair products.

Commonly found in: hair conditioners, shampoos, makeup, skin creams, styling gels

Benefits

  • Improves hair manageability and feel.
  • Provides conditioning and antistatic properties.
FDA

Polyquaternium-37 is permitted in cosmetics and personal care products without specific restrictions.

Research

Research indicates that Polyquaternium-37 is generally safe for cosmetic use, with minimal absorption through the skin.

Vegan

Polyquaternium-37 is synthetically derived and not animal-based, making it suitable for vegan products.

Sources: Cosmetic Ingredient Review Safety Assessment

Scout's take

Polyquaternium-37 is a polymer used for its conditioning properties in fabric softeners. It helps improve the texture and feel of fabrics by reducing static and enhancing softness. It is generally considered safe for use in cleaning products.

The case against

There are minimal risks associated with polyquaternium-37, though it may cause mild irritation in sensitive individuals.

from the analysis of All All Free Clear Liquid Fabric Softener - 80 fl oz

The case for

It enhances fabric softness and reduces static cling, improving the overall feel of laundered items.

from the analysis of All All Free Clear Liquid Fabric Softener - 80 fl oz

Found in 1 product

Where Polyquaternium-37 shows up

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