... derived from refined isolated soy protein by enzyme method. Soy Oligopeptides was derived from refined isolated soy protein by enzyme method. As a ... activity, antioxidant activity, the effect of proliferation of strain, etc., Soy Oligopeptides may be widely used in food products such as ... tablet, capsule, dry powdered beverage, peptides fortified liquid milk, etc. Soy Oligopeptide