From: Polyphenolic compounds appear to limit the nutritional benefit of biofortified higher iron black bean (Phaseolus vulgarisL.)
Treatment diet
Ferritin
Iron
Iron/Ferritin μmol
μg/g wet weight
“Biofortified Fe”
293 ± 11a
33.1 ± 2.2a
45.6 ± 3.5a
“Standard Fe”
282 ± 12a
27.2 ± 1.7a
39.8 ± 4.2a