E249 - potassium nitrite

Potassium nitrite, also known as E249, is an inorganic chemical compound with the chemical formula KNO₂. It is often used as a food additive for a variety of reasons, including preserving meat and fish due to its antimicrobial properties.

However, its use is strictly regulated due to its effects on human health.

Properties :

• Appearance: Potassium nitrite is generally sold as a white powder or crystals.
• Uses: It is mainly used as a preservative in the food industry to prevent bacterial growth and maintain the color of processed meats.

Risks:

Although used as a preservative, excessive consumption of potassium nitrite can present health risks, including allergic reactions and the formation of nitrosated compounds, which are considered carcinogenic.

It is therefore strictly regulated in the food industry to ensure safe levels of consumption.

The addition of potassium nitrite to foods is subject to strict regulations in many countries to minimize risks to public health. It is essential to comply with these regulations when using this additive in the food industry.