Potassium Linoleate

AKA: 3414-89-9, Linoleic acid, Potassium salt, PRISAVON KL, Potassium salt (1:1)
Synthetic
Cleanser
Emulsifier
Plant Oil
Clean
9,12-Octadecadienoic acid (Z,Z)-, potassium salt
Formula
C18H31KO2
Mol. Weight
318.50
CAS #
3414-89-9
Form
Powder
Functions
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.
Viscosity Controlling
Removes Impurities
Emulsifier
Controls Viscosity
Fights Bacteria
Locks In Moisture
Removes dirt and impurities
Mixes oil and water
Controls product thickness
Traditional Use
Derived from linoleic acid (an essential omega-6 fatty acid), this potassium salt was developed to deliver the skin-conditioning and barrier-supporting properties of linoleic acid in water-soluble form.
EWG
1
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
Dryness
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewed1 paper
⚖️Regulatory1 listing
🛡️Safety-assessed2 reviews
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR