L-Menthanone

INCI: L-MENTHANONE

CAS Number
Likely 14073-97-3 ((−)-menthone / L-menthone) - verify against CosIng or PCPC dictionary, as "menthanone" is an older nomenclature variant
Function
Fragrance
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Allowed - menthone is GRAS; no cosmetic-specific prohibition

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Generally regarded as safe at typical fragrance/flavoring concentrations; may cause skin irritation at high concentrations; not classified as a major allergen. Monoterpene ketone; minty/herbaceous character less intense than menthol; naturally found in peppermint and pennyroyal oils; the levorotatory enantiomer

⚠️
Concern Level: Moderate

Regulatory Flags

potential-allergen fragrance-component

Frequently Asked Questions

Is L-Menthanone safe in cosmetics?

Generally regarded as safe at typical fragrance/flavoring concentrations; may cause skin irritation at high concentrations; not classified as a major allergen. Monoterpene ketone; minty/herbaceous character less intense than menthol; naturally found in peppermint and pennyroyal oils; the levorotatory enantiomer The EU classifies L-Menthanone as "permitted". Safety rating: MODERATE.

Is L-Menthanone allowed in the EU?

L-Menthanone EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does L-Menthanone do in cosmetics?

L-Menthanone functions as: Fragrance. It is classified as a cosmetic ingredient in our database. CAS number: Likely 14073-97-3 ((−)-menthone / L-menthone) - verify against CosIng or PCPC dictionary, as "menthanone" is an older nomenclature variant.

What is the Margin of Safety for L-Menthanone?

not established 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.

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