Development of High Protein Chocolate Flavored Soy Milk

Abstract

This research aimed to develop high protein chocolate flavored soy milk product by studying the use of three different plant-based protein: soy protein isolate, pea protein isolate, and rice protein isolate. The results from sensory analysis using the 9-point hedonic scale test showed that the most suitable formula consisted of soy milk, soy protein isolate and other ingredients including cocoa powder, syrup and other ingredients which are the company's secret recipe in the amount of 91.188, 5.500 and 3.312 percent, respectively, and received an overall acceptance score at the level of liking very much (7.82±0.85). The finished product contained a total protein content of 30.415 grams per 350 ml, which was in accordance with the company's criteria, that is no less than 30 grams per bottle.