Sodium propyl-p-hydroxybenzoate (E217) – what is it?
Sodium propyl-p-hydroxybenzoate, also known as E217, is a synthetic chemical compound used as a preservative in the food industry. Thanks to its antibacterial and antifungal properties, it prevents the growth of microorganisms that can lead to food spoilage and cause food-borne illness.
The compound is the sodium salt of propyl-p-hydroxybenzoic acid and belongs to the paraben group. Parabens are widely used in the food, cosmetic and pharmaceutical industries due to their effectiveness and safety for use in certain concentrations.
Properties of sodium propyl-p-hydroxybenzoate
E217 has excellent water solubility and chemical stability, making it an effective preservative in a variety of environments. Its preservative effect is most effective in the pH range of 4 to 8, which suits most food products.
Uses of Sodium Propyl-p-hydroxybenzoate
Sodium propyl-p-hydroxybenzoate is used in a wide range of food products, including soft drinks, dairy products, meat preparations, as well as many bakery products and canned goods. It is also used in some cosmetics and pharmaceutical products as a preservative.
Where to buy sodium propyl-p-hydroxybenzoate?
E217 is mainly available to food manufacturers and the cosmetics industry through specialty chemical wholesalers and raw material suppliers. However, individual consumers can find products containing E217 in health food stores or pharmacies, as well as online stores specializing in food additives.
Sodium propyl-p-hydroxybenzoate and its functions in foods
As a preservative, E217 plays a key role in extending the shelf life of food products by preventing the growth of harmful microorganisms. In addition, due to its properties, it can improve food safety by minimizing the risk of food poisoning. It is considered safe for use in the food industry, as long as it is used in accordance with recommendations and standards set by regulatory bodies such as the European Food Safety Agency (EFSA).
