Can't sweet potato vermicelli be made without alum?

Sweet potato vermicelli is made without alum.

The vermicelli can be made without alum, and the alum needed to produce vermicelli can be replaced by gluten, a food additive. Alum shall not be used in the production and processing of starch products such as vermicelli, vermicelli, vermicelli, face lift and wide vermicelli. And phosphates, preservatives and the like. Can not be used beyond the scope, can not add borax and other non-edible substances. Otherwise, it is the abuse of food additives beyond the scope, which is a criminal act in violation of Article 46 of the Food Safety Law.

Matters needing attention in purchasing sweet potato vermicelli

As we all know, pure sweet potato vermicelli is particularly brittle, easy to break and fragile, while fake sweet potato vermicelli may be added with harmful substances such as gelatin, which is full of toughness and not easy to break.

In fact, the color of vermicelli is related to the kind of raw materials on the one hand and the maturity of vermicelli on the other. The more cooked vermicelli black spots, the more white vermicelli. But the color of pure sweet potato vermicelli should be translucent dark blue or yellowish, and the more transparent the better.

The above contents refer to Baidu Encyclopedia-Sweet Potato Noodles.