It is used to prevent the growth of microorganisms in acidic foods. As in products such as fruit juices, soft drinks, and pickles, it is also utilized as an antimicrobial agent in the pharmaceutical industry.

Thanks to its preservative and bleaching properties, it is used in the food and textile industries. Sulfiting agents are particularly applied to prevent discoloration in dried fruits, fresh shrimp, and dried or frozen potatoes.

It is used to prevent mold formation in food products such as cheese, syrup, jelly, cake, wine, and fruit. It is also utilized to provide gloss in coatings and as an intermediate in the production of plasticizers and lubricants.

Ascorbic acid is known as vitamin C; however, when labeled as E300, it is regarded not as a vitamin supplement but as a food additive. When added to foods, it acts as an antioxidant and is used in the enrichment of bread.

Benzoic acid and benzoates are used as preservatives against yeasts and molds in acidic foods. However, their effect against molds is limited, and they are not effective in products with a pH above 5. When used in high amounts, they may impart a sour taste to foods.

Fruits are washed with solutions containing 5–8% borax to protect them from the harmful effects of mold fungi.

It is used in products such as baked goods, potato chips, edible oils, and chewing gum. It acts as an antioxidant that delays the rancidity of fats contained in these products.

In the food industry, it is used for the sterilization of packaging for milk, fruit juice, and similar beverages, as well as for preservation purposes.

Parabens exhibit greater effectiveness when used in combination with other parabens than when used alone. For example, a 2:1 combination of methylparaben and propylparaben is a typical application.

Parabens exhibit greater effectiveness when used in combination than when used alone. A typical example of this is the 2:1 combination of methylparaben and propylparaben.

Parabens show limited effectiveness when used alone, but they produce stronger results when different types are used together. An example of this is the 2:1 mixture of methylparaben and propylparaben.

It is the sodium salt of ascorbic acid and, thanks to its oxygen-binding property, is used to prevent oxidation in vitamin C supplements, multivitamin preparations, food additives, beverages, and animal feed.