Glycerol monolaurate is an advanced food emulsifiers preservatives nowadays, exists in breast milk naturally ,and it is recognized as a fine food emulsifier internationally. Meanwhile, it is a safe, effective, broad-spectrum antibacterial agent. Its LD50> 10g, is a non-toxic food additive. In April 2005, Chinese Ministry of Health approved that GML can be used in all kinds of food, and no dosage limit, it can be added according to actual needs..