Lauroyl Lysine
AKA “52315-75-0, L-Lysine, N6-(1-oxododecyl)-, N6-Lauroyl-L-lysine, lauroyllysine, (2S)-2-amino-6-(dodecanoylamino)hexanoic acid, N6-(1-Oxododecyl)-L-lysine, ORISTAR LOL, AMIHOPE LL, FAMEX L 12”
Skin Conditioning
Ingredient Facts
Lauroyl lysine
AKA: 52315-75-0, L-Lysine, N6-(1-oxododecyl)-, N6-Lauroyl-L-lysine, Lauroyllysine, (2S)-2-amino-6-(dodecanoylamino)hexanoic acid, N6-(1-Oxododecyl)-L-lysine, ORISTAR LOL, AMIHOPE LL, FAMEX L 12
Skin Conditioning · Hair Conditioning · EWG: 1
Plant-Derived Synthetic
Skin Conditioner
Hair Care
Amino Acid
Clean
The panel concluded that the 115 amino acid alkyl amides listed below are safe in the present practices of use and concentration in cosmetics, when formulated to be non-irritating...Lauroyl Lysine...
Effective at 22.5%
Formula
C18H36N2O3
Mol. Weight
328.50
CAS #
52315-75-0
Form
Powder
See origin →
Functions
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Viscosity Controlling
Locks in moisture
Traditional Use
Developed in the late 20th century as a synthetic amino acid derivative. Created as a talc replacement and absorbent powder to provide slip and oil-absorption properties in cosmetic formulations.
Skin Types
●all-skin-types, gentle
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
ewg-1
medical-approval
pregnancy-nursing-safe
all-shades-safe
Concentration Guide
0.001%
45.0%
0%63%
Effective Range
CIR reported use: 0.001-45
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Lauroyl Lysine
European Commission
EU Cosmetic Ingredient Database (CosIng)
Safety and efficacy of l-lysine monohydrochloride and concentrated liquid l-lysine (base) produced by fermentation with Corynebacterium glutamicum KCC
EFSA Panel on Additives and Products or Substances used in Animal Feed (FEEDAP), Bampidis V, Azimonti G, Bastos ML, Christensen H et al.
EFSA journal. European Food Safety Authority, 2020
Lauroyl Lysine
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR