E265 · Preservatives
Dehydroacetic acid
Not authorised in EU, but permitted in AU-NZ and US. No evidence of harm at dietary intake.
- Category
- Preservatives
- Vegan
- Yes
- Vegetarian
- Yes
What it is
Dehydroacetic acid is a synthetic preservative active against moulds and yeasts.
How it is used in food
Strong activity against moulds and yeasts at low concentrations.
Commonly found in- Cheese coatings
- Cut pumpkins and squashes
- Pickled vegetables
Health and safety
No known risks at typical dietary levels.
Not authorised as a food additive in the EU. Some non-EU markets permit its salt in specific dairy products.
Regulatory status
| Region | Status | Notes |
|---|---|---|
| Australia & New Zealand FSANZ |
Permitted | Permitted under the FSANZ Food Standards Code. |
| European Union EFSA / European Commission |
Not approved | Not on the EU authorised list of food additives (Annex II). |
| United States FDA (Food and Drug Administration) |
Permitted | Authorised for food use by the FDA (often GRAS for standard additives). |
Identification on labels
- E-number
- E265
Worth knowing
Its main modern use is in cosmetics, where it preserves creams and lotions rather than food.
Conclusion
A banned synthetic preservative.
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Open the appEntry last reviewed 2026-08-05.
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