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Polysilicone-15
Polysilicone-15 is listed in CosIng with formula roles uv filter, uv absorber, and light stabilizer.
- INCI name
- Polysilicone-15
- CAS number
- 207574-74-1
- EC number
- 426-000-4
A single molecular structure has not been verified for this record.
Its role in a formula
Polysilicone-15
- Uv filteris listed in CosIng as a UV filter; this listing does not establish a product's SPF
- Uv absorberis listed in CosIng as a UV absorber, a role that helps protect the formula from UV light
- Light stabilizerhelps protect the formula from deterioration caused by light; this role does not establish sunscreen protection
Recorded formula roles, not a prediction of a finished product’s results.
About the sourcesAbout Polysilicone-15: what the sources say
What is Polysilicone-15?
Polysilicone-15 is the siloxane polymer.
The source includes a formula diagram; consult its complete entry.
European Commission CosIng · ingredient identityWhat is it used for in a formula?
The source lists these formulation categories. Their meanings describe cosmetic roles, not a tested result for every product.
- uv filter
- An ingredient in this category is listed in CosIng as a UV filter; this listing does not establish a product's SPF.
- uv absorber
- An ingredient in this category is listed in CosIng as a UV absorber, a role that helps protect the formula from UV light.
- light stabilizer
- An ingredient in this category helps protect the formula from deterioration caused by light; this role does not establish sunscreen protection.
What reading is available?
- 2 official and public-health sources
- 1 cosmetic-science references
- 6 beauty articles
- 7 research papers
Compiled from the sources linked above. Source authors have not reviewed beautydew labs. Related reading and formulation classifications do not establish a finished product’s effectiveness, suitability, concentration or safety.
Evidence and limits for Polysilicone-15
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
Official guidance (2)
Government and public-health information relevant to cosmetic ingredients and skin care.
- Minutes of the 7th plenary meeting of the Scientific Committee on Consumer Safety (SCCS) of 22 June 2010
health.ec.europa.eu · Public-health source
Dated official reference; consult the source’s exposure conditions, publication date and jurisdiction. This is not a current legal-approval verdict. Exact ingredient name or corroborated alias appears in cosmetic, skin or hair context in the retrieved page. Study routes, mixtures and preparations can differ; this reading link does not approve clinical claims.
- Opinion of the Scientific Committee on Consumer Safety on polysilicone-15 (S74)
health.ec.europa.eu · Public-health source
Dated official reference; consult the source’s exposure conditions, publication date and jurisdiction. This is not a current legal-approval verdict. Exact ingredient name or corroborated alias appears in cosmetic, skin or hair context in the retrieved page. Study routes, mixtures and preparations can differ; this reading link does not approve clinical claims.
Cosmetic ingredient reviews (1)
Ingredient function, formulation and safety background from cosmetic-science publishers. Industry affiliation is disclosed below.
- DOWSIL™ EP-9289 LL Cosmetic Powder
dow.com
Ingredient supplier technical or educational material; the publisher has a commercial interest.
Beauty articles & blogs (6)
Further reading from beauty writers and cosmetic formulators.
- Asian Sunscreen Reviews: Glow Recipe, Skin1004, Suncut, Benton | Lab Muffin Beauty Science
Lab Muffin Beauty Science
Beauty science blog; affiliate links and sponsorships may be present.
- Haruharu Black Rice Airyfit and Mineral Sunscreen Reviews | Lab Muffin Beauty Science
Lab Muffin Beauty Science
Beauty science blog; affiliate links and sponsorships may be present.
- My Favourite Sunscreens: 2021 Update | Lab Muffin Beauty Science
Lab Muffin Beauty Science
Beauty science blog; affiliate links and sponsorships may be present.
Research papers (7)
Related papers naming this ingredient or a sourced alternative name in metadata or available article text. Laboratory, clinical, oral, topical and mixed-formula studies have different scopes. These links are not reviewed benefit claims.
- The TOXIN knowledge graph: supporting animal-free risk assessment of cosmetics.
Database : the journal of biological databases and curation · 2025
- Endocrine and Reproductive Health Considerations of Sunscreen UV Filters: Insights from a Comprehensive Review 2014-2024.
Current environmental health reports · 2025
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.
- Examples of Underexploited Marine Organisms in Cosmeceutical Applications.
Marine drugs · 2025
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
- Polysilicone-15 in COSMILE Europe
Industry ingredient directory · matched to the publisher’s ingredient index.
- Polysilicone-15 in INKEEDecoder
Commercial ingredient explainer directory, formerly INCIDecoder · matched to its publisher index; claims not independently reviewed.
- European Commission CosIng database
Catalog reference 41309. 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.
Which products contain Polysilicone-15?
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 41309) · 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.