Is Laneth-40 safe in cosmetics?
Laneth-40 has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted.
Good
Cosmetic Ingredient
Laneth-40
INCI: LANETH-40
Laneth-40 (CAS 61791-20-6 (generic PEG lanolin alcohol ethers)) is a cosmetic cosmetic ingredient functioning as Surfactant – emulsifying agent; cleansing agent. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS 61791-20-6 (generic PEG lanolin alcohol ethers) →
Auto-generated CPSR Part A draft with source citations
CAS Number
61791-20-6 (generic PEG lanolin alcohol ethers)
View industrial chemical safety profile →
Function
Surfactant – emulsifying agent; cleansing agent
Safety Rating
GOOD
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Permitted — CIR Expert Panel concluded alkyl PEG ethers of lanolin alcohol (including laneths) safe when formulated to be non-irritating (2012)
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Laneth-40.
Calculate MoS for your specific formulation with the MoS Calculator.
Additional Ingredient Properties
1 property record from structured ingredient metadata.
emulsifier
{"cas_number": "61790-81-6", "ingredient_class": "O/W_emulsifier", "chemical_type": "ethoxylated_fatty_alcohol", "HLB_value": "16.5", "HLB_required_for_oil_phase": "14-18", "emulsion_type_primary": "O/W", "droplet_size_typical_um": "0.5-2", "critical_micelle_concentration_pct": "0.001-0.05", "surface_tension_reduction_mN_m": "32", "interfacial_tension_reduction": "36", "foam_formation": "moderate"…
Expert Verdict
Expert safety assessment and concern-level summary for Laneth-40.
Frequently Asked Questions
Is Laneth-40 allowed in the EU?
Laneth-40 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Laneth-40 do in cosmetics?
Laneth-40 functions as: Surfactant – emulsifying agent; cleansing agent. It is classified as a cosmetic ingredient in our database. CAS number: 61791-20-6 (generic PEG lanolin alcohol ethers).
Compliance Tools
Check Laneth-40 compliance across multiple jurisdictions:
Ingredient Decoder
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Substance Compliance
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MoS Calculator
Calculate Margin of Safety using SCCS methodology
Heavy Metal Limits
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