Propionic Acid

Propanoic and more acids for food preservation and flavouring

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FAQs about Propionic Acid for Food

What is food grade propionic acid?

This ingredient, also known as propanoic acid, is a carboxylic acid of natural origin that is in a liquid state and has a pungent and unpleasant odour. Its main characteristic is to inhibit the growth of fungi and some bacteria. For this reason it is used as a preservative for animal and human foods.

Is propionic acid safe in food?

This acid does not present any level of toxicity and is mainly used to prevent the growth of mold and bacteria. For this reason it is frequently used in baked foods such as:
1. Sliced ​​breads.
2. Cakes.
3. Wheat tortillas.
4. Biscuits.
It is also used in cheeses, meat products and precooked, and animal feed. This product is approved by the FDA as fit for human consumption following good manufacturing and implementation practices.

Where does propionic acid come from?

It can be obtained naturally by fermentation of wood pulp or can be found in some cheeses. Synthetically it can be obtained by air oxidation of propanal.

is propionic acid a preservative?

This natural acid, recognized by its number E280, is used as a preservative by the food industry, especially to prevent the production of mold in baked goods and cheeses. To be used in this way, it is necessary to take into account the optimal pH range, which is between 2.5 and 5.5.