However, fermentation time over 5 months
brought not only a slight decrease in amino nitrogen but also an increase in undesirable level of ammonia
(Prapasuwannakul, Suwannahong, & Saksri , 2014). Faithong, Benjakul, Phatcharat, & Binsan (2010) had
previously revealed that shrimp paste products from southern provinces of Thailand had high protein