From: Biofortified red mottled beans (Phaseolus vulgaris L.) in a maize and bean diet provide more bioavailable iron than standard red mottled beans: Studies in poultry (Gallus gallus) and an in vitro digestion/Caco-2 model
Tested sample1
Ferritin (ng/mg of protein)
"Low Fe" bean only
7.82 ± 0.75d
"High Fe" bean only
30.6 ± 2.08a
"Low Fe" bean-based diet
11.2 ± 0.97c
"High Fe" bean-based diet
15.7 ± 1.05b
Baseline2
4.06 ± 0.37e