Characteristics
- INCI
- Disodium Stearoyl Glutamate
- CAS
-
38079-62-8
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
-
253-773-3
This is the substance number in the European chemical identification system (EC number), used in European regulatory databases including ECHA/CosIng.
- IUPAC
- Disodium N-(1-Oxooctadecyl)-L-Glutamate
- Functions
- cleansing, hair conditioning, skin conditioning, surfactant
Who it's for
Description
Disodium Stearoyl Glutamate is a mild, plant-derived surfactant and emulsifier made from stearic acid and glutamic acid. In skincare and haircare, it helps oil and water mix smoothly, which makes formulas more stable and gives them a lighter, more elegant feel. You’ll often find it in cleansers, creams, sunscreens, and makeup products where it can also support a soft, silky texture.
For skin, its main benefit is indirect: it helps products spread evenly and rinse or absorb more pleasantly, without the heavy feel some stronger emulsifiers can leave behind. In hair products, it can improve slip and help conditioners feel smoother. It’s a good fit for people who like gentle, modern formulas and for brands aiming for a more skin-friendly sensory profile.
Caveat: while it’s generally considered mild, any ingredient can be irritating in a poorly balanced formula or for very reactive skin. It’s not an active treatment ingredient, so think of it as a supporting player that improves texture, stability, and application rather than delivering dramatic skin changes on its own.
Products with Disodium Stearoyl Glutamate (742 total)
Most often found in L'Oreal products (95 items)
