Table 1.

Composition and half-maximal effective concentration (EC₅₀) for different whey protein isolates (WPI).

Parameter	WPI 10,000	WPI 1000	WPI 100	Control-WPI
Total IgG [mg/mL]	57.7	3.5	1.55	3.81
Total IgA [mg/mL]	3.01	0.43	0.17	0.43
Total IgM [mg/mL]	5.81	0.89	0.39	0.81
Total protein [%]	96.78	91.24	91.24	90.1
Dry matter [%]	98.09	94.15	94.15	92.51