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Lithium Stearate
AKA “Lithium octadecanoate, CCRIS 8273, EINECS 224-772-5, UNII-P31MC94P70, AI3-19767, RefChem:153763”
Synthetic
Ingredient Facts
Lithium stearate
AKA: Lithium octadecanoate, CCRIS 8273, EINECS 224-772-5, UNII-P31MC94P70, AI3-19767, RefChem:153763
Synthetic · Binding · EWG: 3
Plant-Derived Synthetic
Synthetic
Clean
A natural mineral that keeps powder formulas smooth and clump-free while helping them blend evenly onto skin for a flawless finish.
Formula
C18H35LiO2
Mol. Weight
290.40
CAS #
4485-12-5
Form
Liquid
See origin →
Functions
Anticaking
Binding
Opacifying
Viscosity Controlling
Prevents Clumping
Holds Formula Together
Adds Opacity
Controls Viscosity
Antioxidant Protection
Reduces Inflammation
Locks In Moisture
Holds ingredients together
Creates creamy opacity
Controls product thickness
Traditional Use
A synthetic compound created in the 20th century as a cosmetic emulsifier and stabilizer, derived from the combination of lithium salts and stearic acid. No traditional medicinal or cosmetic use.
Skin Types
●all-skin-types
Best For
General
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Caution
EWG
3
CIR
Insufficient
Pregnancy
Caution
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USAunder review
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Feb 2026
Data: PubChem · CosIng · EWG · CIR