Also known as: Glycine, N-methyl-N-(1-oxododecyl)-, N-Lauroylsarcosine, Sarcosine, N-lauroyl-, N-Methyl-N-(1-oxododecyl)glycine, EINECS 202-608-3 (+2 more)
INCI: LAUROYL SARCOSINE
Lauroyl Sarcosine (CAS 97-78-9) is a cosmetic cosmetic ingredient functioning as Surfactant — cleansing agent, hair conditioning agent. Reported NOAEL =30 mg/kg/day in rat (CIR_vision_codex); EU Regulation 1223/2009 status: permitted; 2 safety opinions reviewed (cir). Industrial safety data is also available in the chemical safety database. Same-CAS public records also appear in industrial chemical safety and pharmaceutical data.
US NotesPermitted — CIR reviewed: safe in rinse-off products; safe in leave-on up to 5%; insufficient data to support safety in inhalable products
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Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Lauroyl Sarcosine.
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Toxicological Studies
10 study endpoints found for Lauroyl Sarcosine. NOAEL (No Observed Adverse Effect Level) values are used to calculate the Margin of Safety per SCCS methodology.
Endpoint
Value
Route
Species
Study Type
Source
NOAEL
=30 mg/kg/day
oral
rat
developmental toxicity
CIR_vision_codex
NOAEL
=30 mg/kg/day
oral
rat
developmental toxicity
CIR_vision_codex
NOAEL
=30 mg/kg/day
oral
rat
developmental toxicity
CIR_vision_codex
NOAEL
=30 mg/kg/day
oral
rat
developmental toxicity
CIR_vision_codex
NOAEL
=250 mg/kg/day
-
-
developmental toxicity
CIR_vision_codex
NOAEL
=250 mg/kg/day
-
-
developmental toxicity
CIR_vision_codex
NOAEL
=250 mg/kg/day
-
-
developmental toxicity
CIR_vision_codex
NOAEL
=250 mg/kg/day
-
-
developmental toxicity
CIR_vision_codex
NOAEL
=1000 mg/kg/day
oral
rat
oral toxicity
CIR_vision_codex
NOAEL
=1000 mg/kg/day
oral
rat
oral toxicity
CIR_vision_codex
Safety Opinions
Official safety assessments from the Scientific Committee on Consumer Safety (SCCS) and Cosmetic Ingredient Review (CIR).
cir
Verdict: safe
NOAEL: 0.006 mg/L (not specified)
the Panel published a safety assessment with the conclusion that 5 fatty acyl sarcosines and 5 sarcosinate salts are safe as used in rinse-off products, safe for use in leave-on products at concentrations of ≤5%, and the data are insufficient to determine the safety for use in products where the fatty acyl sarcosines and
cir
Verdict: safe
NOAEL: 0.006 mg/L (oral)
the Panel published a safety assessment with the conclusion that 5 fatty acyl sarcosines and 5 sarcosinate salts are safe as used in rinse-off products, safe for use in leave-on products at concentrations of ≤5%, and the data are insufficient to determine the safety for use in products where the fatty acyl sarcosines and
ECHA REACH Registration
European Chemicals Agency REACH dossier and Substances of Very High Concern listing.
Registration Type
Full
Tonnage Band
100 - 1,000 tonnes
Substance Type
SUBSTANCE
SVHC Candidate
No
PubChem Annotations
Safety and regulatory annotations from PubChem (NCBI) aggregated sources.
Safety (1)
Carcinogen Classification
No indication of carcinogenicity (not listed by IARC). (L135)
Source: Toxin and Toxin Target Database (T3DB)
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Anti-static agentCleaning agentSoftener and conditionerSurfactant (surface active agent)Wetting agent (non-aqueous)
Regulatory List Membership (1)
FDA Indirect Food Contact Additives
Expert Verdict
Expert safety assessment and concern-level summary for Lauroyl Sarcosine.
Lauroyl Sarcosine has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted. 10 toxicological study endpoint(s) are available in our database. This ingredient has been reviewed by cir.
Is Lauroyl Sarcosine allowed in the EU?
Lauroyl Sarcosine EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Lauroyl Sarcosine do in cosmetics?
Lauroyl Sarcosine functions as: Surfactant — cleansing agent, hair conditioning agent. It is classified as a cosmetic ingredient in our database. CAS number: 97-78-9.
What is the NOAEL for Lauroyl Sarcosine?
The NOAEL (No Observed Adverse Effect Level) for Lauroyl Sarcosine is =30 mg/kg/day based on a developmental toxicity study via oral route in rat. A total of 10 study endpoints are available. Source: CIR_vision_codex.
Is Lauroyl Sarcosine used outside cosmetics?
Lauroyl Sarcosine also appears in industrial chemical safety and pharmaceutical data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.
Does Lauroyl Sarcosine have different safety status in cosmetics vs industrial chemicals?
Lauroyl Sarcosine is classified GHS Danger (H315, H318, H319, H330, H335) in the chemicals database but is allowed in EU cosmetics.
Compliance Tools
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