Methyl Trimethicone

Methyl trimethicone is a low-molecular-weight, highly volatile silicone fluid used in cosmetic formulations, chosen to create a dry, silky slip, minimize greasiness, and improve spreadability in lightweight textures.
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Ingredient Snapshot

Overview
A featherlight silicone that gives skin a dry, silky, non-greasy finish.
Category
Skin Conditioning, Tone/Texture
Type
Silicone

Ingredient Ratings

Overall Rating

Good

Comedogenic Risk

None

Skin Benefits

Leaves a featherlight, non-greasy finish that feels refined on skin, and speeds dry-down while imparting a soft-touch feel.

Uses In Skincare & Cosmetics

Common in makeup primers, lightweight sunscreens, and fluid foundations. Also used in silicone-based hair serums for a smooth finish.

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

Generally well tolerated and evaporates after application. Those sensitive to silicones should patch test and avoid inhaling spray mists.

Is Methyl Trimethicone a Good Ingredient?

It reliably improves slip, spread, and a soft-dry finish with low irritation potential and strong formulation stability, which earns it Good, though it lacks corrective skincare activity.