Food Safety Substance

4-Oxopentanoic acid

4-Oxopentanoic acid is a food additive with no EU additive status row found in the EU, FDA EAFUS in the US, and data from 6 regulatory sources.

CAS 123-76-2 Indexable evidence set

FDA

FDA EAFUS

ADI / TDI

ADI No safety concern at current levels of intake when used as a flavouring agent mg/kg bw

Codex

0 row(s)

SOURCE D1 identity resolution e number aliases | Food Additives | dsstox identifiers | 6 matched regulatory source group(s)

Substance Identity

Resolved identifiers used to render this food-safety record.

Substance name

4-Oxopentanoic acid

CAS

123-76-2

DTXSID

DTXSID8021648

PubChem CID

11579

Evidence tier

Indexable evidence set (9)

SOURCE EU Commission EU Food Contact Materials

EU FCM Substances

EU food-contact material rows and migration-limit fields.

Jurisdiction	FCM no.	Ref no.	Substance	Use	SML	Regulation
European Union	299	63840	levulinic acid	additive/PPA	-	Regulation (EU) No 10/2011, Annex I

SOURCE JECFA JECFA ADI

JECFA ADI Values

JECFA ADI records and evaluation years.

Jurisdiction	Chemical name	JECFA no.	CAS	ADI	ADI upper	Function	Evaluation year
JECFA	4-OXOPENTANOIC ACID	-	-	no_data	-	-	2023

SOURCE ingredients ghs classifications

Cross-Reference to Cosmetics / Chemicals / Pharma

Same-CAS public rows from adjacent Roots verticals where available.

SOURCE Cross-vertical comparison ingredients | ghs classifications

Cross-Vertical Regulatory Divergence

This substance has different regulatory treatment across food, cosmetics, and industrial use.

CosmeticsLevulinic AcidEU status: permitted Industrial / GHSWarningEuropean Chemicals Agency (ECHA)

SOURCE FAQPage JSON-LD public food renderer rows

Frequently Asked Questions

Food-use, safety, ADI, and cross-vertical answers mirrored into FAQPage JSON-LD.

What is 4-Oxopentanoic acid used for in food?

4-Oxopentanoic acid appears in food-use rows as: FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT.

Is 4-Oxopentanoic acid safe?

This page does not assign a standalone safety verdict; it renders public regulatory evidence. ADI/reference value: ADI No safety concern at current levels of intake when used as a flavouring agent mg/kg bw. US/FDA evidence: FDA EAFUS.

What is the ADI for 4-Oxopentanoic acid?

4-Oxopentanoic acid has this ADI/reference value in the food-safety tables: ADI No safety concern at current levels of intake when used as a flavouring agent mg/kg bw. Source: WHO JECFA.

Is 4-Oxopentanoic acid also used in cosmetics?

4-Oxopentanoic acid has a same-CAS cosmetics cross-reference: Levulinic Acid, EU status permitted.