Gastric Digestion of Foods—Challenges and Opportunities for Food ...

Wt/W0
1.1
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0 50 100
Time (min)
Raw carrot,
0.015 N
2-min-cooked
carrot, 0.017N
6-min-cooked
carrot, 0.017N
Mass retention curve
for raw and cooked
carrots
Emptying data with fitting of curves
by power exponential model
y(
t)
= 1−
( 1
−
e
−kt
β
)
y(t): the fractional meal retention, β >1.0
indicates an initial delay in emptying, β