A thickening agent. The astragalus gum is white to light yellow. Odorless, tasteless, and smooth in taste. Industrial application of astragalus gum: used as thickener, emulsifier, suspending agent, water holding agent, and film forming agent; Astragalus gum can be used as an emulsion stabilizer for acidic oil water systems in foods, such as French and Russian salad dressings; And various other seasoning sauces, sour and sweet sauces.