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What is the role of xanthan gum in food additives? Is it a preservative class?
Currently, there are more than 1960 kinds of additives in China's food additives catalog, **** there are 22 categories. They are (1) preservatives (2) antioxidants (3) coloring agent (4) bleaching agent (5) acidifier (6) coagulant (7) loosening agent (8) thickening agent (9) defoamer (10) sweeteners (11) coloring agent (12) emulsifiers (13) quality improver (14) anticaking agent (15) flavor enhancers (16) enzyme preparations (17) by the film agent (18) foaming agent (19) freshness agent (20) Spices (21) Nutritional enhancers (22) Other additives. Preservatives - commonly used are sodium benzoate, potassium sorbate, sulfur dioxide, lactic acid and so on. Used in food processing for jams, preserves, etc. Antioxidants - similar to preservatives, can extend the shelf life of food. Commonly used are Vitamin C, isovitamin C, etc. Colorants - Commonly used synthetic pigments are carmine, amaranthine, lemon yellow, indigo, etc. It can change the appearance of food and make it more appetizing. Thickeners and stabilizers - can improve or stabilize the physical properties of cold foods, making them lubricious and delicate in appearance. They make frozen foods such as ice cream maintain soft and loose organization for a long time. Nutritional enhancers - can enhance and supplement certain nutrients such as minerals and trace elements (vitamins, amino acids, inorganic salts, etc.) of foods. Various infant formulas contain a variety of nutritional enhancers. Bulking agent - part of the candy and chocolate in the addition of bulking agent, can promote the sugar body to produce carbon dioxide, so as to play the role of bulking. Commonly used puffing agents are sodium bicarbonate, ammonium bicarbonate, compound puffing agent. Sweeteners - commonly used synthetic sweeteners such as sodium saccharin, sweetener, etc.. The purpose is to increase the sense of sweetness. Acidulant - part of the beverage, candy, etc. often use acidulants to regulate and improve the flavor effect. Commonly used citric acid, tartaric acid, malic acid, lactic acid and so on. Brightening agent - benzoyl peroxide is the main component of flour whitening agent. China's food in the flour allowed to add the maximum dose of 0.06g/kg. whitening agent exceeds the standard, will destroy the nutrition of the flour, hydrolyzed benzoic acid will cause damage to the liver, benzoyl peroxide in the European Union and other developed countries has been banned as a food additive use. Flavors - There are synthetic and natural flavors, and many flavors. Consumers often eat a variety of flavors of chocolate, the production process is widely used in a variety of spices, so that it has a variety of unique flavor. Yogurt pectin (thickener) side effects: some thickeners are dextrin and modified starch produced by starch hydrolysis, etc. They are non-toxic and harmless in themselves, but they tend to raise blood sugar and may even lead to a more drastic blood sugar reaction. Standard: China allows the use of agar, gelatin, carrageenan and other 25 kinds. Recommendation: Currently widely used are carrageenan, xanthan gum and modified starch, cellulose and other naturally occurring macromolecular carbohydrates. (Yogurt contains lactic acid and lactobacillin which have preservative effects, so there is no need to add preservatives.) Ice cream and ice-cream coloring agents: Sunset yellow, lemon yellow, carmine red, amaranthine red, and bright blue are synthetic food colorings, also known as synthetic food dyes. Side effects: Cannot be used in pastries and meat products because they are harmful to human body. Standard: China's regulations, the use of any synthetic coloring is strictly prohibited in any baby food.