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potassium propionate ​

Basic Information ​

FieldContent
Chinese namepotassium propionate
English namepotassium propionate
INS/E numberINS 283
Functional classPreservative
Year adopted1972
Approved byAustralia/New Zealand (FSANZ), European Union (EFSA)

What is it? ​

Potassium propionate is the potassium salt of propionic acid, used mainly as a mould-inhibiting preservative in bakery and as a low-sodium alternative.

Source ​

Industrial：丙酸与氢氧化钾（或碳酸钾）中和反应制得丙酸钾

Why is it used? ​

  • Effectively inhibits moulds (especially bread mould)
  • Extends shelf life of bakery products
  • Suitable for low-sodium formulations
  • Active from acidic to near-neutral pH

Common Foods ​

  • Bread and bakery products
  • Cakes and pastries
  • Cheese
  • Cereal products

Safety ​

ADI (Acceptable Daily Intake)：not limited (内源性代谢物)

Concerns：

  • 肾功能不全者需控制钾摄入

Usage Standard ​

China：GB 2760《食品安全国家标准 食品添加剂使用标准》

International：

  • EU Regulation 1333/2008 Annex II (E 283)
  • FDA 21 CFR 184.1634 (Potassium propionate, GRAS)
  • Codex GSFA (INS 283)
  • Australia New Zealand Food Standards Code (Potassium propionate)
  • JECFA Monograph (ADI not limited)

In a nutshell ​

Potassium propionate is the potassium salt of propionic acid, used to prevent mould in bakery and as a low-sodium option, safely metabolised.

Consumer Advice ​

Potassium propionate is the potassium salt of propionic acid, used as a preservative to prevent mould in baked goods, though less widely than calcium or sodium propionate. Its safety profile matches other propionates, so it is safe at authorised levels. People with kidney problems who must limit potassium should watch their total potassium intake from foods containing potassium additives.

Dietary Restrictions ​

  • Vegan: ✅
  • Halal: ✅
  • Kosher: ✅

Allergens ​

✅ Free from common allergens

Disclaimer ​

The information provided here is for discussion and educational purposes only. It is not medical advice or an evaluation/rating of any product or ingredient. This information may not apply to you; before using or taking any action, you should contact the manufacturer, vendor, medical, dietary, fitness, or other professionals. If you use any information provided here, you do so at your own risk.