Iron-Polyphenol Interaction Reduces Iron Bioavailability in Fortified Tea: Competing Complexation to Ensure Iron Bioavailability

Table 1

Iron content in premix (target 10 mg/g), fortified tea (target 2 mg/g), and brewed tea (5 mg/cup).

Fe : EDTA ratio	Iron content in premix (mg/g)	Iron content in fortified tea (mg/g)	Iron content in brewed tea (mg/cup)
1 : 0 (FeSO4)
1 : 1
1 : 1.5
1 : 1.75
1 : 2

Note. Different letters in the same column indicate significant differences ( ≤ 0,05).