sodium borate is a chemical substance that serves to extend the validity period is often referred to foods or food preservatives. Borax which is an affordable price (cheap) make it widely used as preservatives in the making meatballs, noodles, tofu, or other processed products. If fresh noodles stored at room temperature, it can remain fresh and lasting longer than one week, then chances are the noodle-making materials had been mixed with preservatives.
The use of borax in the diet is not recommended, as this has been banned by the government. Borax is very easily absorbed and accumulated by the body. Borax that has accumulated high in the body can affect the performance and kidney function. Consumption of foods containing excessive and borax in a long time will lead to kidney failure.