Trimethylsiloxysilicate
Trimethylsiloxysilicate is an emollient and skin conditioning ingredient. It’s in 238 products on Poliage, most often lip, foundation and concealer. Avoid lists on Poliage that include it: Silicones.
Updated October 22, 2026
In plain English
Trimethylsiloxysilicate: used to soften the skin surface and reduce foam.
What it does
Contains Trimethylsiloxysilicate: antifoaming
Function listed in CosIng
Contains Trimethylsiloxysilicate: emollient
Function listed in CosIng
Contains Trimethylsiloxysilicate: skin-conditioning
Function listed in CosIng
Source: CosIng, the European Commission cosmetic ingredient database, ref 80398, accessed October 22, 2026.
Products that contain Trimethylsiloxysilicate
MAC
M·A·CStack Waterproof Mascara
Mascara · Lists silicones, salicylic acid
L’Oréal
Magic Retouch dunkelblond bis hellbraun
Lists silicones
L’Oréal
Magic Root Cover Up Temporary Dark Root Concealer Spray - Medium Blonde
Lists silicones
Jeffree Star Cosmetics
Magic Star Concealer
Concealer · Lists silicones
Patrick Ta
Major Headlines - Precision Lip Crayon
Lip · Lists silicones
Patrick Ta
Major Skin Soft Blur Brightening Concealer
Concealer · Lists silicones
SHEGLAM
Matte Allure Liquid Lipstick-True FaIth
Lip · Lists silicones
Palladio
MATTE CREAM LIP COLOR
Lip · Lists fragrance, fragrance allergens, silicones
Physicians Formula
Matte Monoi Butter Blush
Blush · Lists fragrance, fragrance allergens, silicones, coconut derivatives
Pixi
MatteLast Liquid Lip
Lip · Lists fragrance, fragrance allergens, silicones, chemical UV filters
SHEGLAM
Max Impact Extreme Volumizing Mascara
Mascara · Lists parabens, silicones
L’OREAL NORGE AS
Maybelline New York SuperStay Matte Ink 65 Seductress Lipstick
Lists fragrance, fragrance allergens, silicones
Wet n Wild
Mega Inky Lip Color
Lip · Lists silicones
Wet n Wild
Mega Last Incognito All-Day Full Coverage Concealer
Concealer · Lists fragrance, drying alcohol, silicones
Wet n Wild
Mega Length Waterproof Mascara
Mascara · Lists silicones
Wet n Wild
Mega Volume Waterproof Mascara
Mascara · Lists silicones
Wet n Wild
MegaGlo Blushlighter
Blush · Lists silicones
Wet n Wild
MegaLast Liquid Catsuit Matte Lipstick
Lip · Lists silicones
Wet n Wild
Megalast Lock ‘N’ Shine Lip Color + Gloss
Lip · Lists silicones
Physicians Formula
Mineral Wear Diamond Baked Blush
Blush · Lists silicones
bareMinerals
MINERALIST Lasting Matte Liquid Lipstick
Lip · Lists fragrance, fragrance allergens, silicones
Laura Geller
Modern Classic Matte Lip Mousse
Lip · Lists silicones
Patrick Ta
Monochrome Moment - Precision Lip Crayon
Lip · Lists silicones
SHEGLAM
Multi-Fix Concealer And Color Corrector
Concealer · Lists silicones
Related guides
How to read an ingredient list
What the ingredient list on a beauty product tells you, what the names mean, and what it leaves out, using FDA and EU labeling rules.
Does ingredient order show how much is in a product?
Ingredient lists run from most to least, but only down to 1%. Below that, any order is allowed. What the order shows and what it hides.
How do you patch test a new product?
What the AAD, FDA and DermNet say about testing a small area, the FDA hair dye skin test, in-office patch tests, and contact allergy basics.