Table 2.
Summary of altered GI function.
| Protein | GE | SI Transit | LI Transit | Fecal Output |
|---|---|---|---|---|
| Hydrolyzed soy | fast | fast (↓LP) | fast (↓LP) | ND |
| Casein | slow | slow (↑PC) | slow | ND |
| Whey | >casein | <soy | mid | (↓LP) |
| CPH | slow | mid (↓LP) | mid | (↑PC) |
| WPH | fast | fast (↓LP) | fast (↓LP) | >whey & soy (↓LP) |
| HB | fast | fast (↓LP) | fast (↓LP) | >CPH |
GI, gastrointestinal; GE, gastric emptying; SI, small intestine; LI, large intestine; CPH, casein protein hydrolysate; WPH, whey protein hydrolysate; HB, 60:40 whey–casein hydrolyzed blend; LP, loperamide; PC, prucalopride; ↓, slowed by; ↑, accelerated by; ND, not determined.