What does 10-HYDROXYSTEARIC acid do?

Used in cosmetics as a skin-conditioning agent and a skin protectant.

Is 10-HYDROXYSTEARIC acid safe?

We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

beauty
industrial

10-HYDROXYSTEARIC acid

CAS 114529-51-0

Also registered as 1 other CAS number

638-26-6

10-HYDROXYSTEARIC acid chemical structure

Concern score

Not assessed — no hazard data yet.

10-HYDROXYSTEARIC acid in plain language

What it is: Also known as 10-HYDROXYSTEARIC acid, (±)- · 10-Hydroxyoctadecanoic acid · DL-10-HYDROXYSTEARIC acid · Stearic acid, .iota.-hydroxy- · 10-HYDROXYOCTADECANOICACID · 10-HYDROXYSTEARIC acid, (+/-)-
Show all 14 names
10-hydroxy stearic acid · 10-hydroxy-octadecanoic acid · DL-10-hydroxy stearic acid · Octadecanoic acid, 10-hydroxy- · Rosilic acid · UNII-384M5B7IFL · USDA 10-hydroxystearic acid · xi-10-Hydroxyoctadecanoic acid
What it does: Used in cosmetics as a skin-conditioning agent and a skin protectant.
Skin conditioning
Skin protecting
Humectant
Conditioner
Is it a concern?: We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

Regulation

No restrictions found. 10-HYDROXYSTEARIC acid appears in these published regulatory listings.

Recorded in these product areas

Found in consumer products
Industrial

EUCosIngActiveListed in CosIng inventory for cosmetic use.
- Listed in CosIng inventory for cosmetic use.Source →
USEPAcommercial use observedEPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Humectant, Softener and conditioner.
- EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Humectant, Softener and conditioner.Source →
USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
- openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

No expert opinion on file for 10-HYDROXYSTEARIC acid. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

SCCS
EU Scientific Committee on Consumer Safety
No SCCS opinion on file.
CIR
Cosmetic Ingredient Review (US expert panel)
No CIR safety assessment on file.

Evidence & sources

No graded research studies for 10-HYDROXYSTEARIC acid yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

6 data sources

Where this comes from

CosIng
regulatory · updated 2026-09-23
Open →
EPA Chemical and Products Database
exposure · updated 2019-12-20
Open →
EPA DSSTox Identifiers
chemistry · updated 2025-12-29
Open →
FDA GSRS UNII
registry · updated 2026-02-26
Open →
openFDA Substance
registry · updated 2026-05-24
Open →
PubChem Live Enrichment
chemistry · updated 2026-05-17
Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Where it has been recorded

How often EPA CPDat has listed 10-HYDROXYSTEARIC acid in a product composition. These are source records, not Greenveil catalog products.

Named organisations

Typical roles

Skin conditioningSkin protectingHumectantConditioner

See products using 10-HYDROXYSTEARIC acid →