Hydrogen dimethicone is a chemically modified silicone oil whose hydrogenated groups add stability and a silky spread. It forms smooth, flexible films, boosts slip, adds water resistance, and refines the finish of skincare and makeup.
A silicone that gives skin a silky glide and helps makeup wear evenly.
Category
Skin Conditioning, Tone/Texture
Type
Film Former
Ingredient Ratings
Overall Rating
Fair
Comedogenic Risk
None
Skin Benefits
Gives a silky, cushioned glide and can help makeup look more even with improved wear. Primarily provides cosmetic feel and water-repellent properties; skincare benefits beyond this are limited.
Uses In Skincare & Cosmetics
Used in primers, long-wear foundations, and water-resistant sunscreens for a smoother application. Also included in hair serums and finishing products to improve slip and shine.
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
Typically low irritation and not inherently comedogenic, though added occlusivity can aggravate congestion in some; remove with a thorough cleanse. Patch test if sensitive to silicones.
Is Hydrogen Dimethicone a Good Ingredient?
It's Fair because it delivers real slip, film formation, and water resistance, but demonstrated skin-repair benefits are limited, and some users may experience buildup or find it harder to cleanse off, which is why it doesn't rate higher.