Polyglyceryl-3 Pentacaprylate/Caprate
AKA “Polyglyceryl-3 Ester, Emulsifier
Synthetic
Ingredient Facts
Polyglyceryl-3 pentacaprylate/caprate
AKA: Polyglyceryl-3 Ester, Emulsifier
Synthetic · Cleansing · EWG: 4
Synthetic
Cleanser
Emulsifier
Solvent
Synthetic
Clean
Polyglyceryl-3 Pentacaprylate/Caprate is the pentaester of a mixture of Caprylic Acid and Capric Acid with Polyglycerin-3. Science: Functions: Cleansing, Solvent, Surfactant - Cleansing, Surfactant - Emulsifying Safety Ratings: CIR: Safe as used
CAS #
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See origin →
Functions
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Solvent
Dissolves other ingredients so they distribute evenly in the formula. Often the invisible "base" everything else is mixed into.
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Removes Impurities
Dissolves Ingredients
Cleansing Surfactant
Emulsifier
Brightens Skin
Traditional Use
A modern synthetic emulsifier combining polyglycerin with caprylic and capric acids. Created to improve the stability and sensory profile of cosmetic formulations.
Skin Types
all-skin-types
Best For
General
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe w/Qualifications
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Unexpected skin barrier influence from nonionic emulsifiers.
Bárány E, Lindberg M, Lodén M
International journal of pharmaceutics, 2000
Unexpected skin barrier influence from nonionic emulsifiers.
Bárány E, Lindberg M, Lodén M
International journal of pharmaceutics, 2000
Apricot Kernel Oil Polyglyceryl-3 Esters
European Commission
EU Cosmetic Ingredient Database (CosIng)
Candelilla/Jojoba/Rice Bran Polyglyceryl-3 Esters
European Commission
EU Cosmetic Ingredient Database (CosIng)
Olive Oil Polyglyceryl-3 Esters
European Commission
EU Cosmetic Ingredient Database (CosIng)
Palm Oil Polyglyceryl-3 Esters
European Commission
EU Cosmetic Ingredient Database (CosIng)
Polyglyceryl-3 Pentacaprylate/Caprate
European Commission
EU Cosmetic Ingredient Database (CosIng)
Rice Bran Oil Polyglyceryl-3 Esters
European Commission
EU Cosmetic Ingredient Database (CosIng)
Shea Butter Polyglyceryl-3 Esters
European Commission
EU Cosmetic Ingredient Database (CosIng)
Sunflower Seed Oil Polyglyceryl-3 Esters
European Commission
EU Cosmetic Ingredient Database (CosIng)
Candelilla/Jojoba/Rice Bran Polyglyceryl-3 Esters
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Sunflower Seed Oil Polyglyceryl-3 Esters
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Effects of silicone emulsifiers on in vitro skin permeation of sunscreens from cosmetic emulsions.
Montenegro L, Paolino D, Puglisi G
Journal of cosmetic science, 2004
Structure and rheology of semisolid o/w creams containing cetyl alcohol/non-ionic surfactant mixed emulsifier and different polymers.
Ribeiro HM, Morais JA, Eccleston GM
International journal of cosmetic science, 2004
Efficient Development of Green Emulsifier/Emollient-Based Emulsion Vehicles: From RSM Optimal Experimental Design to Abridged In Vivo Assessment.
Vukašinović M, Savić S, Cekić N, Ilić T, Pantelić I et al.
Pharmaceutics, 2023
Efficient Development of Green Emulsifier/Emollient-Based Emulsion Vehicles: From RSM Optimal Experimental Design to Abridged In Vivo Assessment.
Vukašinović M, Savić S, Cekić N, Ilić T, Pantelić I et al.
Pharmaceutics, 2023
Efficient Development of Green Emulsifier/Emollient-Based Emulsion Vehicles: From RSM Optimal Experimental Design to Abridged In Vivo Assessment.
Vukašinović M, Savić S, Cekić N, Ilić T, Pantelić I et al.
Pharmaceutics, 2023
Efficient Development of Green Emulsifier/Emollient-Based Emulsion Vehicles: From RSM Optimal Experimental Design to Abridged In Vivo Assessment.
Vukašinović M, Savić S, Cekić N, Ilić T, Pantelić I et al.
Pharmaceutics, 2023
Efficient Development of Green Emulsifier/Emollient-Based Emulsion Vehicles: From RSM Optimal Experimental Design to Abridged In Vivo Assessment.
Vukašinović M, Savić S, Cekić N, Ilić T, Pantelić I et al.
Pharmaceutics, 2023
Tailoring the Stability of W/O/W Liquid Foundations: A Comparative Study of Polyglycerol-Based W/O Emulsifiers.
Zhu C, Zeng L, Xie Z, Luo G, Chung LH et al.
ACS omega, 2026
Tailoring the Stability of W/O/W Liquid Foundations: A Comparative Study of Polyglycerol-Based W/O Emulsifiers.
Zhu C, Zeng L, Xie Z, Luo G, Chung LH et al.
ACS omega, 2026
Tailoring the Stability of W/O/W Liquid Foundations: A Comparative Study of Polyglycerol-Based W/O Emulsifiers.
Zhu C, Zeng L, Xie Z, Luo G, Chung LH et al.
ACS omega, 2026
Tailoring the Stability of W/O/W Liquid Foundations: A Comparative Study of Polyglycerol-Based W/O Emulsifiers.
Zhu C, Zeng L, Xie Z, Luo G, Chung LH et al.
ACS omega, 2026
Tailoring the Stability of W/O/W Liquid Foundations: A Comparative Study of Polyglycerol-Based W/O Emulsifiers.
Zhu C, Zeng L, Xie Z, Luo G, Chung LH et al.
ACS omega, 2026
Tailoring the Stability of W/O/W Liquid Foundations: A Comparative Study of Polyglycerol-Based W/O Emulsifiers.
Zhu C, Zeng L, Xie Z, Luo G, Chung LH et al.
ACS omega, 2026
Verified Feb 2026
Data: CosIng · EWG · CIR