ABSTRACT Eel (Monopterus albus) is one of the raw materials for protein hydrolyzate. Eel (M. albus) is known to have a complete amino acid composition. Protein hydrolyzate is made using enzymes. One of the factors that affect the characteristics of the protein hydrolyzate produced is pH. This study was aimed to determine the effect of pH on protein hydrolysis of eel (Monepterus albus) usi…