Sodium Stearoyl Lactylate
Also known as: Sodium Stearoyl-2-Lactylate, SSL
Stabilizes the water phase of formulas that contain hydrating ingredients | Works via its interaction with proteins and starches, where it can also help modify a product’s texture
Addresses
EWG Safety Score
What Is Sodium Stearoyl Lactylate?
Sodium stearoyl lactylate is a synthetic or animal-derived ingredient ( uses the former) that stabilizes the water phase of moisturizers and other skin care products that contain hydrating ingredients. Sodium stearoyl lactylate works via its interaction with proteins and starches, where it can also help modify a product’s texture. It is often classified as a surfactant/emulsifying agent. As a raw material, sodium stearoyl lactylate is described as a white to pale yellow waxy substance. The 2019 Cosmetic Ingredient Review assessment of sodium stearoyl lactylate deemed it to be a safe cosmetic ingredient in the practices of use and concentrations described in their report. They surveyed 358 products using between 0.00011-7% concentration.
Benefits for Your Skin
Clinical Evidence & References
Published Research
-
Cosmetic Ingredient Review, July 2019, pages 1-22 [https://www.cir-safety.org/sites/default/files/alkylL062019final.pdf]
-
Journal of Colloid and Interface Science, December 2016, pages 393-404 [https://www.sciencedirect.com/science/article/abs/pii/S0021979716305677]
Related Ingredients
Acrylates/Steareth-20 Methacrylate Copolymer
A synthetic polymer that blends steareth-20 with one or more forms of methacrylic acid | Used as a thickening agent in skin care and hair care products
Ammonium Acryloyldimethyltaurate/VP Copolymer
Synthetic polymer and film-forming agent | Serves to thicken cosmetic formulas
Ammonium Glycyrrhizate
Compound isolated from licorice plants | Used as a soothing, skin-conditioning agent in personal care products
Amorphophallus Konjac Root Powder
Why isn’t this ingredient rated?
Learn More About Skincare Ingredients
Explore our comprehensive ingredient glossary to understand what's in your products.
Browse All IngredientsShop Our Products
Find professional skincare solutions at Skintique.