Preservatives-commonly used are sodium benzoate, potassium sorbate, sulfur dioxide, lactic acid and so on. Used in jam, candied fruit and other food processing.
Antioxidants-similar to preservatives, can extend the shelf life of food. The commonly used ones are dimensional C, hetero-dimensional C and so on.
Colorants-commonly used synthetic pigments are carmine, amaranth, lemon yellow, indigo and so on. It can change the appearance of food and increase its appetite.
Nutritional fortifier-can enhance and supplement some nutrients of food, such as minerals and trace elements (vitamins, amino acids, inorganic salts, etc.). A variety of infant formula contains a variety of nutritional reinforcers.
Puffing agent-the addition of puffing agent to some candies and chocolates can promote the sugar to produce carbon dioxide, thus playing a role in puffing. The commonly used loosening agents are sodium bicarbonate, ammonium bicarbonate, compound loosening agent and so on.
Sweeteners-commonly used synthetic sweeteners are saccharin sodium, cyclamate and so on. The aim is to increase sweetness.
Sour agents-some drinks, candies, etc., often use sour agents to adjust and improve the flavor effect. Commonly used citric acid, tartaric acid, malic acid, lactic acid and so on. .
Spices-spices are synthetic and natural, with many types of fragrance. Consumers often eat a variety of flavors of chocolate, the production process of the extensive use of a variety of spices, so that it has a variety of unique flavor.
Bleach: it not only has the function of bleaching, but also has the function of anticorrosion. Due to the strong reducibility of sulfite, it can consume oxygen in fruits and vegetables, inhibit the activity of oxidase, and prevent the oxidative destruction of vitamin C in fruits and vegetables.
Color protection agent: color protection agent is also called chromogenic agent. In the process of food processing, in order to improve or protect the color of food, in addition to directly coloring the food with pigment, sometimes it is necessary to add an appropriate amount of color protection agent to make the product show a good color.
Flavor enhancer: refers to substances that supplement, enhance and improve the original taste or taste of food.
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