Food Safety Substance

3,4-Dihydroxycinnamic acid

3,4-Dihydroxycinnamic acid is a food additive with Approved in the EU, GRAS in the US, and data from 2 regulatory sources.

CAS 331-39-5 Thin evidence set
FDA
GRAS
ADI / TDI
No ADI/TDI row found
Codex
0 row(s)
SOURCE D1 identity resolution e number aliases | Food Additives | dsstox identifiers | 2 matched regulatory source group(s)

Substance Identity

Resolved identifiers used to render this food-safety record.

Substance name
3,4-Dihydroxycinnamic acid
CAS
331-39-5
DTXSID
DTXSID5020231
PubChem CID
689043
Evidence tier
Thin evidence set (4)
SOURCE ingredients ghs classifications

Cross-Reference to Cosmetics / Chemicals / Pharma

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

CosmeticsCaffeic 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 3,4-Dihydroxycinnamic acid used for in food?

3,4-Dihydroxycinnamic acid appears in food-use rows as: Antioxidant.

Is 3,4-Dihydroxycinnamic acid safe?

This page does not assign a standalone safety verdict; it renders public regulatory evidence. EU status evidence: Approved. US/FDA evidence: GRAS.

What is the ADI for 3,4-Dihydroxycinnamic acid?

No ADI row was found for 3,4-Dihydroxycinnamic acid in the rendered EFSA, food_substances, food_additives, or JECFA tables.

Is 3,4-Dihydroxycinnamic acid also used in cosmetics?

3,4-Dihydroxycinnamic acid has a same-CAS cosmetics cross-reference: Caffeic Acid, EU status permitted.