"Lactic acid (food 添用) 50ml" is, acidulant for food additives, is lactic acid (lactic acid). Lactic acid is the acid with lactose (milk sugar) and sour that microorganisms can be tied. As a food additive, as acidulant adding acidity, also it has been used as a preservative. Because it is a sour component of milk, lactic acid also at the time of processing, such as yogurt and cheese are included in nature. It is added, such as candy and beverages, in order enhance the taste and flavor, also has often been used to prevent the deterioration. In addition, it will be used to add a sour taste like pickles. 50ml entering.