Sodium benzoate

Sodium benzoate is a common food additive and chemical used in the medical field. It is the sodium salt of benzoic acid with the chemical formula C7H5NaO2. Sodium benzoic acid has many important characteristics and uses.

1. Food additive: It can inhibit the growth of microorganisms and mold, and extend the shelf life of food. Common applications include fruit juices, carbonated drinks, canned foods, vinegar, seasonings, etc.

2. Medicinal and medical use: Can be used as a preservative for drugs and medical products, ensuring the stability and safety of the product. Additionally, sodium benzoate can also be used as an excipient in some medications to increase their effectiveness or improve their taste.

3. pH Regulator: It can be used as a pH regulator in food and medicine. It can adjust the acidity and alkalinity of the product to a certain extent to meet specific production requirements or improve product stability.

4. Food Flavor Enhancer: Food grade sodium benzoate is also used as a flavor enhancer in food products. It has a slight bitterness that can enhance the overall taste and aroma of food.

It should be noted that although the preservative plays an important role in many applications, excessive use may cause some side effects. Some people may have an allergic reaction to the preservative, so pay attention to the ingredients and instructions on the product label when using foods or medications.