Is Ethyl Hydroxypyrone safe in cosmetics?
Ethyl Hydroxypyrone has a safety rating of "MODERATE" in our database. EU status: permitted. US status: permitted.
MODERATE
Cosmetic Ingredient
Ethyl Hydroxypyrone
INCI: ETHYL HYDROXYPYRONE
Ethyl Hydroxypyrone (CAS Not confirmed — structural relationship to ethyl maltol (CAS 4940-11-8) or kojic acid derivatives possible but unverified) is a cosmetic cosmetic ingredient functioning as Skin conditioning / fragrance (probable). EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
CAS Number
Not confirmed — structural relationship to ethyl maltol (CAS 4940-11-8) or kojic acid derivatives possible but unverified
View industrial chemical safety profile →
Function
Skin conditioning / fragrance (probable)
Editorial assessment
MODERATE
Preliminary editorial note — not a computed safety verdict.
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Permitted — not specifically restricted under 21 CFR
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Ethyl Hydroxypyrone.
Calculate MoS for your specific formulation with the MoS Calculator.
Editorial summary
Preliminary editorial summary for Ethyl Hydroxypyrone — not a computed safety verdict. See the sourced toxicological data above.
Regulatory Flags
fragrance-component
Frequently Asked Questions
Is Ethyl Hydroxypyrone allowed in the EU?
Ethyl Hydroxypyrone EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Ethyl Hydroxypyrone do in cosmetics?
Ethyl Hydroxypyrone functions as: Skin conditioning / fragrance (probable). It is classified as a cosmetic ingredient in our database. CAS number: Not confirmed — structural relationship to ethyl maltol (CAS 4940-11-8) or kojic acid derivatives possible but unverified.
Compliance Tools
Check Ethyl Hydroxypyrone compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
Check for EU declarable fragrance allergens
Substance Compliance
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MoS Calculator
Calculate Margin of Safety using SCCS methodology
Heavy Metal Limits
Compare limits across jurisdictions
Is Ethyl Hydroxypyrone in Your Products?
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Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for Ethyl Hydroxypyrone in your formulation.