Cosmetic roles
Keeps skin in good condition (CosIng catch-all)SKIN CONDITIONINGMixes and holds oil and water togetherSURFACTANT - EMULSIFYINGSoftens hairHAIR CONDITIONINGSurfactant that lifts dirtSURFACTANT - CLEANSING
Safety & regulatory references
Other restriction: ban substances that deplete the ozone layer
Source: EU CosIng ingredient list
Reviewed by CIR: Safety Assessment of Amino Acid Alkyl Amides as Used in Cosmetics
More data — names, identifiers, properties, test records, literature
Official labels & definitions
JCIA labelling name ステアロイルロイシン: 本品は、ステアリン酸（＊）とロイシン（＊）とのアミドであり、次の化学式で表される。
Source: JCIA labelling names (Japan)
Names & identifiers
STEAROYL LEUCINEINCI스테아로일류신Korean label name (MFDS standard)ステアロイルロイシンJapanese labelling name
- CAS No.chemical registry number
- 14379-43-2
- DTXSIDUS EPA chemical ID
- DTXSID10162547
- DTXCIDUS EPA compound ID
- DTXCID0085038
- IUPAC
- N-Octadecanoyl-L-leucine
- Molecular formula
- C24H47NO3
- Molecular weight
- 397.644 g/mol
What products actually use it for
What the 4 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Softener and conditioner2
- Surfactant (surface active agent)1
- Emulsifier1
Source: US EPA CompTox dashboard