Is alum edible

Introduction: alum and Bingtang look like colorless cubic crystals If you don't understand them, you will treat alum as Bingtang So, is alum edible? Let the small editor of Baibai safety net lead you to learn more about it! Although alum is usually used as a kind of traditional Chinese medicine, we can not simply think that alum has only one effect In fact, alum has many functions, such as water purification, as the expansion agent of food Is alum edible? Baibai safety net and you to understand it! Alum is the acid agent in the common compound bulking agent There are many places available In baking, alum is often found in foaming powder, which is an indispensable bulking agent Alum reacts with carbonate to produce carbon dioxide gas, which makes the surface embryo develop, forming dense porous structure, making the product bulky, soft or crisp At the same time, the reaction speed is controlled to fully improve the effectiveness of bulking agent In addition, it can adjust the pH of food For aquatic products such as jellyfish, alum is an indispensable dehydrating agent Alum is acidic when it meets with water, which can keep jellyfish in a solidified state and increase the elasticity of jellyfish at the same time with a certain thickness Alum is also occasionally added in the processing of surimi products, such as edible fish skin, which mainly plays the role of color protection, oxidation resistance and coagulation In addition, food grade alum is used as anticoagulant and thickener in pudding; in canned vegetables, it regulates pH; in pickles such as pickles, it is used as preservative and dehydrating agent; in cheese, it is used as coagulant and thickener; in some specific wines, it is used as colorant or to speed up the clarification of some spirits Alum has been used as food additive since ancient times In fact, as early as the song and Yuan Dynasties, alum has been widely used in aquatic products processing, vegetable processing, fruit storage and other food processing, and is considered to be one of the signs of mature food processing and production technology The above mentioned dehydrating agent, color preserving agent and preservative for seafood are the use of processing technology for aquatic products in song and Yuan Dynasties At that time, people also liked to blanch vegetables with water containing alum, and use the oxidation resistance of alum to keep vegetables fresh The fruit is soaked in alum water, and the pectin gel formed from aluminum and pectin in alum prevents cell disintegration and crisp fruit In Ming and Qing Dynasties, people began to use alum as a meat preservative The above is the answer of "can alum be eaten" provided by Baibai safety net I hope my article will let you have a clearer understanding of this problem! To learn more about food safety, please pay more attention to Baibai safety Internet bar! Editor in charge: Wang Xiujuan