Potassium lactate
Salt of lactic acid.
- Category
- Antioxidants, Emulsifiers, Humectants
- Vegan
- Yes
- Vegetarian
- Yes
What it is
A salt of lactic acid used as an acidity regulator and mild preservative.
How it is used in food
Helps regulate the pH of foods and gently inhibits the growth of spoilage bacteria, especially in meats.
Commonly found in- Processed meats
- Cheese
- Jellies
- Beverages
Health and safety
Completely safe. Lactic acid and lactates are natural metabolites constantly produced by the human body during exercise.
Evaluated by EFSA and confirmed safe for use in food at authorized levels.
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
- E326
Worth knowing
Despite the name "lactate", these are completely dairy-free and vegan, as the lactic acid is fermented from plant sugars like corn or beet sugar.
Conclusion
You have no reason to avoid potassium lactate in your food. It is a salt of lactic acid, a metabolite your own body creates naturally when you exercise. EFSA confirms it is completely safe for regulating pH and slowing down bacterial spoilage in processed meats, jellies, and cheeses.
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Open the appEntry last reviewed 2026-07-28.
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