Sodium ascorbate is a potent antioxidant; it is widely used in the food industry for food preservation.

Calcium propionate (E282) is a calcium salt of propionic acid. It is used as a food additive in the food industry for its antifungal and antibacterial properties, thereby helping to extend the shelf life of food products.

Potassium sorbate (E202) is a potassium salt of sorbic acid. It is commonly used as a food preservative to inhibit the growth of molds and yeasts, thereby helping to extend the shelf life of foods.

Acetic acid, also known as ethanoic acid, is a chemical compound belonging to the carboxylic acid family. It is widely utilized in various applications, including the food industry, vinegar production, and the chemical and pharmaceutical industries.

Sodium citrate is the sodium salt of citric acid (E330), a natural acid found in most fruits. On an industrial scale, it is produced by cultivating a fungus (Aspergillus niger) in a sugary nutrient solution.

Lactic acid is utilized in the food industry as an additive (E270) serving as an antioxidant, acidifier, or flavor enhancer. It also exists in the form of salts: sodium salt (E325), potassium salt (E326), and calcium salt (E327). These salts are in powder form and are water-soluble. Lactic acid acts as a bacteriostatic agent, particularly against pathogenic bacteria such as Salmonella or Listeria, and also has a water activity-depressing effect.

Lactic acid is an organic compound, naturally forming in muscles during intense exercise to produce energy. It is also present in wine, dairy products, and certain vegetables after fermentation.