Polyglyceryl-2 Tetraisostearate
Reviewed by Emma · Last updated 18 Aug 2026
Also known as: Surfactant, Emulsifier, Emollient, Polyglyceryl-10 Dioleate, Polyglyceryl-10 Laurate, Polyglyceryl-10 Stearate, Polyglyceryl 2 Triisostearate
Used as emollient, surfactant, and emulsifier | Vegan ingredient
Addresses
EWG Safety Score
Polyglyceryl-2 Tetraisostearate products at Skintique
View all →
What Is Polyglyceryl-2 Tetraisostearate?
Polyglyceryl-2 tetraisostearate is a vegan ingredient that has several functions in cosmetics, including the ability to work as an emollient, a surfactant, and emulsifier. This makes it an appealing addition to moisturizers. In its raw form, polyglyceryl-2 tetraisostearate is a yellow liquid. It is ruled safe for as currently used in cosmetics (where its maximum concentration is 7%) by the independent Cosmetic Ingredient Review panel.
Clinical Evidence & References
Published Research
-
Cosmetic Ingredient Review, Final Report, November 14, 2016 [https://www.cir-safety.org/sites/default/files/PGlyFE092016FR.pdf]
-
SpecialChem, Polyglyceryl-2 Tetraisostearate [https://cosmetics.specialchem.com/inci-ingredients/polyglyceryl-2-tetraisostearate]
-
UL Prospector, COSMOL 44V (SALACOS 44V) [https://www.ulprospector.com/en/asia/PersonalCare/Detail/19547/532840/COSMOL-44V-SALACOS-44V]
From the Clinic
Not sure what your skin actually needs?
Two minutes, a few questions, and we’ll point you at what matters — no guesswork.
Take the skin quizRelated Ingredients
Polyethylene
Polyethylene is a synthetic polymer whose many uses in cosmetics
Polyglucuronic Acid
Plant-derived or synthetic polysaccharide ingredient | Serves as a film-forming agent and has humectant properties
Polyglyceryl-10 Stearate
Ester of stearic acid with a glycerin polymer | Functions as a skin-softening, emollient ingredient
Polyhydroxybutyrate
A biopolymer exfoliant derived from bacterial fermentation with potential skin conditioning properties
Polyporus Umbellatus Extract
Medicinal mushroom for brightening and hydration
Prickly Pear Extract
Desert cactus for intense hydration and soothing
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.