Characteristics
- INCI
- Lauroyl Lysine
- CAS
-
52315-75-0
This is the substance number in the Chemical Abstracts Service registry. The CAS number uniquely identifies a substance regardless of language, trade name, or synonyms.
- EC
-
257-843-4
This is the substance number in the European chemical identification system (EC number), used in European regulatory databases including ECHA/CosIng.
- IUPAC
- N6-(1-Oxododecyl)-L-Lysine
- Functions
- hair conditioning, skin conditioning, viscosity controlling
Who it's for
Description
Lauroyl Lysine is a skin-conditioning ingredient made by combining lysine, an amino acid, with lauric acid, a fatty acid often sourced from coconut or palm. In cosmetics, it’s best known as a silky, powdery texturizer that helps formulas feel smoother and less greasy. You’ll often find it in pressed powders, foundations, blushes, sunscreens, and some hair products, where it can improve slip, blendability, and a soft-focus finish.
For skin, Lauroyl Lysine doesn’t act like a classic moisturizer, but it can make makeup and powder products feel more comfortable and help them spread evenly. For hair, it may contribute a smoother, more conditioned feel in styling products or dry formulas. People who like lightweight, matte, or velvety textures may especially appreciate it, including those with oily or combination skin who want less shine.
Caveats: Lauroyl Lysine is generally used for texture and feel rather than active treatment, so it won’t replace hydrators or repair ingredients. As with any cosmetic ingredient, individual sensitivity is possible, though it’s not commonly singled out as a problem ingredient. Its performance depends a lot on the full formula, so the overall product matters more than this ingredient alone.
Products with Lauroyl Lysine (1 721 total)
Most often found in Physicians Formula products (29 items)
