Aluminum Isostearates/Laurates/Palmitates

AKA: Aluminum Fatty Acid Salts
Plant-Derived
Emulsifier
Plant Oil
Not Clean
Isostearic acid, lauric acid, palmitic acid, mixture, aluminum salt
Form
Wax
Functions
Anticaking
Emulsion Stabilising
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Opacifying
Viscosity Controlling
Prevents Clumping
Stabilizes Emulsion
Adds Opacity
Controls Viscosity
Keeps product blended
Creates creamy opacity
Controls product thickness
Traditional Use
Modern synthetic emulsifier blend developed as a replacement for traditional plant-based waxes and oils. Used since the mid-20th century to stabilize and thicken cosmetic formulations.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Skin Types
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing
🛡️Safety-assessed1 review
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: CosIng · EWG · CIR