Food thickening agent with sour and spicy flavor

The invention relates to the field of food additives, in particular to a food thickening agent with a sour and spicy flavor. The food thickening agent with a sour and spicy flavor is mainly composed of the following raw materials in parts by mass: 5-12 parts of a sodium alginate aqueous solution with a volume percentage of 2%, 5-10 parts of konjac gum, 2-8 parts of chitin, 2-3 parts of citric acid, 5-8 parts of chili powder, 2-8 parts of plant extract and 40-60 parts of deionized water. The food thickening agent with the sour and spicy flavor has the advantages of reasonable compatibility, remarkable thickening effect and good product stability, has the sour and spicy flavor capable of enhancing appetite, aims at middle-aged people at 30-50, especially middle-aged men, and has the health-care effects of relieving fatigue, inhibiting obesity, supplementing calcium and phosphorus, promoting the absorption of calcium and phosphorus elements and promoting metabolism. 本发明涉及食品添加剂领域，尤其是种酸辣风味的食品增稠剂。该酸辣风味的食品增稠剂，主要由以下质