... 20% -99% What is Gamma amino butyric acid (GABA) 1. Catalytically converted from glutamic acid through glutamate decarboxylase, GABA, a ... .Packing specifications: 20 kg/Barrel 1kg*20bags/box.Usages: 1. as raw materials for the medicines, health products and ... toast, bread, instant noodles and other functional food and drinks. CAS NO. 56-12-2 Microbial fermentation,Rice bran, Natural, GABA,content ...