Ingredient Record

1-(4-Methoxyphenyl)-4-Methyl-1-Penten-3-One

Aromatic ketone with floral, herbaceous, and slightly fruity notes.

CAS 103-13-9

HigherBar policy

Avoids

Standard criterion: No prohibited ingredients

HigherBar avoids it: a registry we track has prohibited or withdrawn it.

Regulatory status

Withdrawn in United Kingdom (FSA); approved in 2 of 7 tracked registries, no published record in 4.

See the status of each registry, with sources

What It Is

This aromatic ketone has floral, herbaceous, and slightly fruity character. It functions as a flavoring agent in beverages and confections.

Regulatory Record

What each registry publishes about 1-(4-methoxyphenyl)-4-methyl-1-penten-3-one.

Every row comes from a published regulator source, linked so you can read it yourself. "Prohibited" means a regulator has affirmatively banned it; "not authorized" means it has never been cleared for that use there. The two are not the same thing, so we never collapse them.

Withdrawn in United Kingdom (FSA); approved in 2 of 7 tracked registries, no published record in 4. Last verified Oct 1, 2026.

Published regulatory status for 1-(4-Methoxyphenyl)-4-Methyl-1-Penten-3-One, one row per registry.
RegistryStatusPublished record
United States (FDA)Approvedfood additiveTechnical effect: FLAVORING AGENT OR ADJUVANTNo effective date published · Last verified Oct 1, 2026View the source document
European Union (EFSA)ApprovedflavorNo effective date published · Last verified Oct 1, 2026View the source document
United Kingdom (FSA)WithdrawnflavorWithdrawn at the request of the flavourings industry. NB was a flavouring substance under evaluation/footnote flavouring | Transitional: Withdrawn on 28 June 2024. For the transitional measures for this flavouring please see the relevant legislation.Effective Dec 31, 2020 · Last verified Oct 1, 2026View the source document
Codex Alimentarius (JECFA)No published dataOur sources hold no evidenced record here. That is not a clearance and not a ban.
Japan (CAA)No published dataOur sources hold no evidenced record here. That is not a clearance and not a ban.
Australia & New Zealand (FSANZ)No published dataOur sources hold no evidenced record here. That is not a clearance and not a ban.
Canada (Health Canada)No published dataOur sources hold no evidenced record here. That is not a clearance and not a ban.

We publish only evidenced regulatory rows, each with its source. Coverage is uneven across registries, and a missing row is reported as missing.

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