“…GABA has been isolated from many sources, such as tea leaves, mulberry leaves, tomato, animals, lactic acid bacteria (LAB), yeasts and moulds [1,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19]. GABA is also found in fermented foods and beverages such as tempe/fermented soybean, dadih/fermented buffalo milk, asam durian/fermented durian, tape singkong/fermented cassava, ikan budu/fermented fish, sake, yogurt-sake, sourdough, mulberry beer, kimchi and zlatar cheese [9,11,16,19,20,21,22,23].…”