Dimethicone

INCI: Dimethicone/Polydimethylsiloxane

What is Dimethicone/Polydimethylsiloxane?

Dimethicone or polydimethylsiloxane is a silicone-based polymer. It comes as a colorless liquid.

Use & Benefits

It has many different qualities which are valuable from a product perspective. It acts as a formulation defoamer, this is an essential property because when surface tension is lowered in any product, there are chances of creating foam upon any mechanical shocks it gets. This may make the product look visually, not acceptable. Defoamer makes the product look uniform. It is used to improve skin lubricity and slip. It also helps reduce the greasiness of any product. It enhances the flow of any product. It also forms a film over the skin or hair and prevents moisture loss as well as protects the skin from any environmental exposure. It is suitable for a waterproof sunscreen. It can be considered a significant benefit when it is used with high-SPF preparations, as it reduces greasiness and gives acceptable spreadability as well, it is used in skin care, hair care, sun care products.

Although a popular choice in skincare and haircare more and more people are seeking natural products and ingredients and silicones like this are usually seen as bad. Due to chemist being able to use silicones in high concentrations, dimethicone being a popular choice, it is often noted that customers can get a ‘silicone build-up’ on the hair which is hard to remove and not pleasant. This one of the downsides to using silicones in products.