Trimethoxycaprylylsilane

Trimethoxycaprylylsilane is a cosmetic ingredient used as a binding, smoothing agent. It is used in 29 products in our dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex).

INCI nameTRIMETHOXYCAPRYLYLSILANE
FunctionBINDING, SMOOTHING
CAS number3069-40-7
EC number221-338-7
Prevalence29 products (0.03% of dataset)
Most used inMakeup
EU statusRestricted (annex )
Monthly searches20

Used in

Concealers 27.6%Foundations 20.7%Bronzers 6.9%Contours 6.9%Hair Loss Treatments 6.9%BB, CC, Tinted Moisturizers 3.4%

Frequently asked

What does Trimethoxycaprylylsilane do in skincare?
Trimethoxycaprylylsilane functions as a binding, smoothing agent in cosmetic formulas.
Is Trimethoxycaprylylsilane allowed in cosmetics?
Yes, but it is regulated in the EU — it appears in a Cosmetics Regulation annex with usage conditions.
What products contain Trimethoxycaprylylsilane?
It is most commonly found in Makeup products, especially concealers (27.6% of its uses).

Manufacturers with experience using Trimethoxycaprylylsilane

Match with vetted US contract manufacturers that have hands-on experience formulating with this ingredient.