Preservatives are substances added to food, pharmaceuticals, and other products to prevent spoilage and extend their shelf life. They work by inhibiting the growth of bacteria, yeasts, and molds that can cause spoilage and foodborne illness. There are many different preservatives, including natural and synthetic compounds, such as salt, vinegar, citric acid, and sodium benzoate. Preservatives are commonly used in processed foods, beverages, cosmetics, and personal care products to maintain their quality and safety over a longer period.


Potassium Sorbate

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What is the most used preservative?

Food preservatives are additives that prevent spoilage caused by microorganisms and prolong the shelf life of food. Countries around the world apply different types of food preservatives, the United States has 50 kinds, Japan about 40 kinds. The common food preservatives prescribed for use are benzoic acid, sodium benzoate, sorbic acid, potassium sorbate, calcium propionate, etc.

What is the best preservative for food?

Natural preservatives, also known as natural organic preservatives, are substances with antibacterial effects that are secreted by organisms or exist in the body and are artificially extracted or processed to become food preservatives. These preservatives are natural substances, some of which are components of food, so they are non-toxic to humans and can enhance the flavor quality of food, so they are a promising class of food preservatives.

What is the safest preservative for food?

Sorbic acid is the internationally recognized safe and non-toxic preservative so far, and it is the low-toxic and high-efficiency preservative recommended by the International Food and Agriculture Organization and the World Health Organization to all countries.

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