Digestoa
Additive · Preservative

Potassium benzoate (E212)

Potassium benzoate (E212) is a preservative that Digestoa flags as moderate risk. Common concerns include hyperactivity (with colours).

Digestoa riskModerate risk
TypePreservative
Found inpackaged meats, baked goods, soft drinks and other long-shelf-life foods
ConcernsHyperactivity (with colours)

What is Potassium benzoate?

Potassium benzoate (E212) is a preservative — used to extend shelf life and stop spoilage.

Is Potassium benzoate bad for you?

Digestoa flags Potassium benzoate as moderate risk. Regulators permit it, but safety reviews and studies have raised concerns including hyperactivity (with colours). How often you eat it matters more than a single exposure.

What foods contain Potassium benzoate?

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

Digestoa's take

You don't need to panic over a single product that contains Potassium benzoate. But it's a useful flag: when you see E212 on a label it often signals a more processed product, and there's usually a cleaner alternative.

Safer swaps

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

Frequently asked questions

Is E212 the same as Potassium benzoate?
Yes — E212 is the international additive (E-number) code for Potassium benzoate.
Is Potassium benzoate bad for you?
Digestoa flags Potassium benzoate (E212) as moderate risk. It's permitted in food, but it's associated with concerns such as hyperactivity (with colours).
What are the side effects of Potassium benzoate?
Reported concerns include: Hyperactivity (with colours).
What foods contain Potassium benzoate?
Packaged meats, baked goods, soft drinks and other long-shelf-life foods.
How can I avoid Potassium benzoate?
Check the ingredients list for "Potassium benzoate" or "E212", 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.