Cetaphil
Cetaphil Daily Advance lotion ultra moisturizer 473 ml
about $43.00
Stearoxytrimethylsilane
In cosmetic formulas, Stearoxytrimethylsilane softens and smooths the skin, and also leaves skin feeling smoother or better cared for.
- INCI name
- Stearoxytrimethylsilane
- CAS number
- 18748-98-6
- EC number
- 242-554-8
A single molecular structure has not been verified for this record.
Its role in a formula
Stearoxytrimethylsilane
- Skin conditioning - emollientsoftens and smooths the skin
- Skin conditioningleaves skin feeling smoother or better cared for
Recorded formula roles, not a prediction of a finished product’s results.
About the sourcesWhat does Stearoxytrimethylsilane do in a formula?
Stearoxytrimethylsilane softens and smooths the skin, and also leaves skin feeling smoother or better cared for.
The listed functions explain its role in a formula. They do not establish whether a finished product will suit your skin.
No reviewed benefit claim is available here yet. Compare the complete formula, its directions, and your own skin preferences.
What a CosIng listing meansCurrently found on
Beauty reading & sources
Cosmetic ingredient reviews (1)
Ingredient function, formulation and safety background from cosmetic-science publishers. Industry affiliation is disclosed below.
- Safety Assessment of Alkoxyl Alkyl Silanes as Used in Cosmetics
Cosmetic Ingredient Review (CIR)
Industry-funded cosmetic ingredient safety review; not government approval.
December 6, 2016
Final Report. Exact ingredient names checked in the report; group assessments can include read-across from related ingredients. Not a benefit claim or an independent clinical review.
Research papers (3)
Related papers naming this ingredient or a sourced alternative name in metadata or available article text. Laboratory, clinical and exposure studies have different scopes; these links are not reviewed benefit claims.
- Prevention of Atopic Dermatitis in High-Risk Infants: A Review of the Role of Lipid-Based Barrier Repair Therapy.
Pediatric dermatology · 2026
Related cosmetic research; ingredient names checked in available article text. Mixtures, laboratory work and clinical studies have different scopes; this is not an isolated-ingredient efficacy assessment.
- A Split Face Comparative Study to Evaluate the Efficacy of 40% Pyruvic Acid vs. Microdermabrasion with 40% Pyruvic Acid on Biomechanical Skin Parameters in the Treatment of Acne Vulgaris.
Journal of clinical medicine · 2022
Related cosmetic research; ingredient names checked in available article text. Mixtures, laboratory work and clinical studies have different scopes; this is not an isolated-ingredient efficacy assessment.
- Efficacy of Oxybrasion in the Treatment of Acne Vulgaris: A Preliminary Report.
Journal of clinical medicine · 2022
Related cosmetic research; ingredient names checked in available article text. Mixtures, laboratory work and clinical studies have different scopes; this is not an isolated-ingredient efficacy assessment.
PubMed is hosted by the U.S. National Library of Medicine. Listing there does not mean NIH authored or endorses a paper.
Cosmetic ingredient references
- Stearoxytrimethylsilane in COSMILE Europe
Industry ingredient directory · matched to the publisher’s ingredient index.
- European Commission CosIng database
Catalog reference 38305. Database inclusion is not approval or proof of safety or effectiveness.
Where it fits in real formulas
Related ingredients, common formula neighbors, naming, and catalog context. This stays separate from evidence and personal-fit guidance.
Similar ingredients
related by documented function or concern
SqualaneSoftens and smooths skinArgan oilSoftens and conditions skin as an emollientBakuchiolA 12-week head-to-head study found similar improvement in measured wrinkles with bakuchiol and retinolHyaluronic Acid (salt form)Pulls water into the skin for immediate hydration and a plumper lookPro-vitamin B5Moisturizes and improves hydration by drawing and holding water in the skinAllantoinHelps condition and soften the skin surface
Which products contain Stearoxytrimethylsilane?
All 2 →2 public products list this ingredient.
Catalog preview
A compact look at the first products in this result set
1–1 / 2
About the sources
Ingredient lists show presence and order, not concentration, pH, ingredient grade, delivery system, or finished-formula performance.
Sources & methodologyCompiled from the EU CosIng database (ref 38305) · snapshot 16 June 2026. CosIng is an informational, non-legally-binding reference. Inclusion does not mean an ingredient is approved, safe, authorized for cosmetic use, or clinically effective. An INCI list does not reveal concentration, pH, ingredient grade, delivery system, or finished-formula performance.