Lauryl Pyrrolidone

INCI: LAURYL PYRROLIDONE

CAS Number
2687-96-9
Function
Surfactant — cleansing agent, foam stabilizer, conditioning agent, solvent, penetration enhancer
Safety Rating
POOR

Regulatory Status

🇪🇺 EU Status prohibited
🇺🇸 US Status permitted
US Notes Permitted — no specific CFR restriction; FDA UNII: 3P14VW8FNY

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

CRITICAL: GHS H314 (corrosive — causes severe skin burns and eye damage), H317 (skin sensitizer), H400 (very toxic to aquatic life); acts as a penetration enhancer which may increase systemic absorption of other formula actives; requires strict concentration limits and careful formulation; melting point 4°C

⚠️
Concern Level: High

Regulatory Flags

potential-allergen

Frequently Asked Questions

Is Lauryl Pyrrolidone safe in cosmetics?

CRITICAL: GHS H314 (corrosive — causes severe skin burns and eye damage), H317 (skin sensitizer), H400 (very toxic to aquatic life); acts as a penetration enhancer which may increase systemic absorption of other formula actives; requires strict concentration limits and careful formulation; melting point 4°C The EU classifies Lauryl Pyrrolidone as "prohibited". Safety rating: POOR.

Is Lauryl Pyrrolidone allowed in the EU?

Lauryl Pyrrolidone EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.

What does Lauryl Pyrrolidone do in cosmetics?

Lauryl Pyrrolidone functions as: Surfactant — cleansing agent, foam stabilizer, conditioning agent, solvent, penetration enhancer. It is classified as a cosmetic ingredient in our database. CAS number: 2687-96-9.

What is the Margin of Safety for Lauryl Pyrrolidone?

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 Lauryl Pyrrolidone 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 Lauryl Pyrrolidone in your formulation.