INTAKE OF TANNIC ACID FROM TEA AND COFFEE AS A RISK

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total Fe (mg)
tannic acid equivalents
from coffee and tea (mg)
1st trimester
median
(25 % - 75 %)
9.5
(7.5 – 12.4)
11.0
(0.0 – 22.0)
2nd trimester
median
(25 % - 75 %)
10.1
(7.8 – 13.3)
15.0
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11.2
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(mg)
Total iron
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1st
2nd
3rd
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Tannic acid equivalents (mg)
Total iron (mg)
st
nd
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0.723
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0.402
0.502
1.000
0.222
0.259
0.258
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0.130
0.180
0.234
0.426
1.000
0.092
0.056
0.133
0.194
0.368
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