Hydrolyzation     
Amino acids 6 h  15 h      20 h       0 h*
Aspartate 4.672 ± 0.178 6.544 ± 0.455 7.458 ± 0.432 3.491
Alanine 0.620 ± 0.029 0.985 ± 0.215 1.263 ± 0.117 0.337
Valine 1.179 ± 0.283 2.532 ± 0.301  2.668 ± 0.428  0.601
Glutamate 1.327 ± 0.110 2.119 ± 0.156  2.413 ± 0.126        0.876
Values (%) represent means with standard deviations (n = 3).
*Values at 0 h were estimated.
Soy peptide mixture was hydrolyzed in in 6 M HCl solution containing 1% phenol
at 110ºC for the indicated hydrolysis times
.
Table 4: The D/D+L ratio of amino acids in soy peptide hydrolysate.