Dimethicone is a non-volatile silicone polymer made of repeating dimethylsiloxane units and works as an inert conditioning fluid. It improves slip, reduces rough feel, boosts spread, and forms a breathable, lightweight protective layer.
A silicone that smooths skin and forms a light protective layer.
Category
Skin Conditioning, Barrier Support, Tone/Texture
Type
Film Former
Ingredient Ratings
Overall Rating
Great
Comedogenic Risk
None
Skin Benefits
Softens the feel of skin and helps makeup apply more evenly. Creates a thin, undetectable shield that helps reduce moisture loss and friction.
Uses In Skincare & Cosmetics
Common in moisturizers, serums, sunscreens, and primers to improve spreadability and provide a silky finish in wear.
Comedogenic Rating
This ingredient has a comedogenic rating of 0. It is considered non-comedogenic and has little to no likelihood of clogging pores.
Safety
Widely well tolerated with minimal irritation or sensitization reported. Generally non-comedogenic in standard cosmetic use and suitable for sensitive skin.
Is Dimethicone a Good Ingredient?
An inert, stable silicone that reliably reduces water loss and increases glide without a greasy feel. Rated Great due to extensive use history, strong stability, and very low irritation potential across typical concentrations.