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. 2022 Feb 16;11(2):399. doi: 10.3390/antiox11020399

Figure 4.

Figure 4

Reverse-phase ultra-performance liquid chromatographic profiles of whey protein concentrate (WPC80) and (a) spray-dried and (b) freeze-dried whey protein hydrolysates prepared using Alcalase® (Alc) and Prolyve® (Plv) obtained under pH-stat at pH 7.0 (ST7) and free-fall pH 9.0 (FF9) hydrolysis conditions. β-Lg: β-lactoglobulin; α-La: α-lactalbumin; BSA: bovine serum albumin; GMP: glycomacropeptide.