Potassium Palmitate
AKA “2624-31-9, HEXADECANOIC ACID, POTASSIUM SALT, UNII-KTC40CLC68, EINECS 220-088-6, KTC40CLC68, DTXSID0042321, E-470(I)PALMITIC ACID, INS-470(I)PALMITIC ACID, INS NO.470(I)PALMITIC ACID
Surfactant
Ingredient Facts
Potassium palmitate
AKA: 2624-31-9, HEXADECANOIC ACID, POTASSIUM SALT, UNII-KTC40CLC68, EINECS 220-088-6, KTC40CLC68, DTXSID0042321, E-470(I)PALMITIC ACID, INS-470(I)PALMITIC ACID, INS NO.470(I)PALMITIC ACID
Surfactant · Cleansing · EWG: 1
Synthetic
Cleanser
Emulsifier
Plant Oil
Clean
The CIR Expert Panel concluded that the following ingredients are safe in the present practices of use andconcentration described in the safety assessment when formulated to be non-irritating and non-sensitizing, which may be basedon a QRA...Potassium Palmitate...
Formula
C16H31KO2
Mol. Weight
294.51
CAS #
2624-31-9
Form
Powder
State
Dry Powder
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.
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Cleansing Surfactant
Emulsifier
Removes Impurities
Mixes Oil & Water
Traditional Use
A potassium salt of palmitic acid developed in the 20th century as a modern soap and emulsifying agent. It replaced traditional animal fat-based soaps and is used in cosmetics for cleansing and stabilization.
Skin Types
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
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
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR