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Table 1 The amount of iron intake that a normal term infant receiving the recommend daily allowance (RDA) of formula or breast milk would receive in the United States.*

From: Dietary iron intake in the first 4 months of infancy and the development of type 1 diabetes: a pilot study

Month

RDA milk

(oz/day)

Iron, mg/day

Vitamin with iron (10 mg/serving)

  

High-iron formula

Low-iron

formula

Breast milk

 

First month

23

8.28

3.22

0.345

300

Second month

29

10.44

4.06

0.435

300

Third month

29

10.44

4.06

0.435

300

Fourth month

30

10.8

4.2

0.45

300

  1. * Breast milk has 0.5 mg/L of iron, equivalent to 0.074 mg in 5 oz [35]. High iron formula has 1.8 mg/5 oz of formula and low iron formula has 0.7 mg/5 oz of formula.