Potassium Oleate

INCI: POTASSIUM OLEATE

CAS Number
143-18-0
Function
Surfactant — cleansing; Surfactant — emulsifying
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Generally recognized; CIR-reviewed as safe in present practices of use

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Can be irritating at very high concentrations in leave-on formulations; standard surfactant precautions apply

⚠️
Concern Level: Low

Regulatory Flags

fda_food_additive

Frequently Asked Questions

Is Potassium Oleate safe in cosmetics?

Can be irritating at very high concentrations in leave-on formulations; standard surfactant precautions apply The EU classifies Potassium Oleate as "permitted". Safety rating: GOOD.

Is Potassium Oleate allowed in the EU?

Potassium Oleate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Potassium Oleate do in cosmetics?

Potassium Oleate functions as: Surfactant — cleansing; Surfactant — emulsifying. It is classified as a cosmetic ingredient in our database. CAS number: 143-18-0.

What is the Margin of Safety for Potassium Oleate?

adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

📱

Is Potassium Oleate in Your Products?

Scan any product label with Piro — our free ingredient scanner. Point your camera at the ingredients list and get instant safety scores for every ingredient.

Try Piro Free →

Analyze Your Full Ingredient List

Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for Potassium Oleate in your formulation.