Adipic acid
Synthetic tart acid for powders.
- Vegan
- Yes
- Vegetarian
- Yes
What it is
An organic acid used to regulate acidity or impart a tart flavor.
How it is used in food
Provides a tart flavour and acts as a pH regulator in soft drinks and gelatins.
Commonly found in- Gelatin desserts
- Beverages
- Baked goods
Health and safety
No known risks; safely metabolised by the body.
Evaluated by JECFA and EFSA and approved for use as an acidity regulator.
Regulatory status
| Region | Status | Notes |
|---|---|---|
| Australia & New Zealand FSANZ |
Permitted | Permitted under the FSANZ Food Standards Code. |
| European Union EFSA / European Commission |
Permitted | Authorised for food use under EU regulations (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
- E355
Worth knowing
Adipic acid is less tart than citric acid, allowing for a smoother flavour profile in certain beverages.
Conclusion
Adipic acid is worth limiting if you consume a lot of processed food, though it presents bounded risks for most people. It provides a tart flavor in soft drinks, baked goods, and gelatin desserts, and both EFSA and JECFA approve its use because the human body safely metabolises it.
References
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Open the appEntry last reviewed 2026-07-28.
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