... is 20% -99% What is Gamma amino butyric acid (GABA) 1. Catalytically converted from glutamic acid through glutamate decarboxylase, GABA, a ... %≥20≥30≥40≥50≥60≥70≥80 Product Property: pale yellow, Powder, Water-solubleDosage: The amount suggested by the experts is ... , toast, bread, instant noodles and other functional food and drinks. CAS NO. 56-12-2 Microbial fermentation,Rice bran, Natural, GABA,content ...