Digestoa
Additive · Preservative

Propionic acid (E280)

Propionic acid (E280) is a preservative that Digestoa rates as low concern — it's considered safe at the levels used in food.

Digestoa riskLow risk
TypePreservative
Found inpackaged meats, baked goods, soft drinks and other long-shelf-life foods

What is Propionic acid?

Propionic acid (E280) is a preservative — used to extend shelf life and stop spoilage.

Is Propionic acid bad for you?

Propionic acid is permitted in food and Digestoa rates it as low concern. There's no strong evidence it causes harm at the levels typically used in food.

What foods contain Propionic acid?

Packaged meats, baked goods, soft drinks and other long-shelf-life foods.

Digestoa's take

You don't need to avoid Propionic acid. It's one of the more benign things on an ingredients list — worth knowing, not worth worrying about.

Safer swaps

Choose fresher items with shorter shelf lives, or naturally preserved products.

Frequently asked questions

Is E280 the same as Propionic acid?
Yes — E280 is the international additive (E-number) code for Propionic acid.
Is Propionic acid bad for you?
Digestoa rates Propionic acid (E280) as low concern. It's permitted in food and considered safe at normal dietary levels.
What are the side effects of Propionic acid?
No significant side effects are associated with Propionic acid at the levels used in food.
What foods contain Propionic acid?
Packaged meats, baked goods, soft drinks and other long-shelf-life foods.
How can I avoid Propionic acid?
Check the ingredients list for "Propionic acid" or "E280", or scan the product with Digestoa to see if it's present before you buy.

Related preservative additives

Potassium nitrite (E249)Sodium nitrite (E250)Sodium nitrate (E251)Potassium nitrate (E252)Benzoic acid (E210)Sodium benzoate (E211)

Risk ratings reflect Digestoa's editorial assessment synthesising EFSA/IARC opinions and peer-reviewed research. Informational only — not medical advice.