Poloxamer 231
AKA “Pluronic 231, Poloxamer 231
Synthetic
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Ingredient Facts
Poloxamer 231
AKA: Pluronic 231
Synthetic · Surfactant - Cleansing | Surfactant - Emulsifying · EWG: 4
Plant-Derived
Cleanser
Emulsifier
Synthetic
Clean
Helps cleanse and blend ingredients together smoothly in the formula, ensuring the product applies evenly and effectively.
CAS #
9003-11-6
Form
Liquid
Plant-Derived
Synthetic. Synthesized from propylene oxide and ethylene oxide polymers derived from petroleum feedstocks. Produced through sequential polymerization and ethoxylation reactions to create a block copolymer structure.
Function
Surfactant - Cleansing | Surfactant - Emulsifying
Benefits
Surfactant Cleansing
Surfactant Emulsifying
Anti-Inflammatory
Antimicrobial
Strengthens Barrier
Lifts away dirt and oil
Mixes oil and water
Traditional Use
A poloxamer variant synthesized for cosmetic use. Functions as an emulsifier, surfactant, and texture modifier in personal care products.
Skin Types
all-skin-types
Best For
Target
General
Melanin-Rich Skin
Suitable
Pregnancy Safe
Yes
EWG Score4
CIR Safety Findings
medical-approval, all-shades-safe, Not an Irritant
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Feb 2026
Data: CosIng · EWG · CIR