Back to Ingredient Dictionary

POLYSILICONE-9

Description

Polysilicone-9 is a versatile silicone-based polymer widely used in hair care formulations. This synthetic ingredient belongs to the family of silicone quaternium compounds and is known for its excellent conditioning properties. Polysilicone-9 is particularly effective in leave-in treatments, conditioners, and styling products due to its ability to form a protective film on the hair shaft.

The molecule's structure allows it to adhere to the hair cuticle, providing a smooth, silky feel without excessive buildup. It enhances manageability, reduces frizz, and improves overall hair texture. Polysilicone-9 is especially beneficial for damaged or chemically-treated hair, as it helps to seal the cuticle and protect against further environmental damage.

Unlike some traditional silicones, Polysilicone-9 is water-soluble, which means it can be easily rinsed out of the hair, preventing excessive accumulation over time. This characteristic makes it suitable for a wide range of hair types and textures. Additionally, Polysilicone-9 exhibits heat-protective properties, making it a valuable ingredient in thermal styling products. It helps to distribute heat evenly and reduce damage caused by hot tools.

Products with this Ingredient