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Evidence found and GRADE certainty

2 questions · 2 findings · 1 reviews · Pregnancy and Childbirth

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No studies found 0 · 0%GRADE not reported 0 · 0%Very low 0 · 0%Low 2 · 100%Moderate 0 · 0%High 0 · 0%

Any supplements containing iron vs same supplements without iron or no treatment/placebo (no iron or placebo)

Low birthweight · pregnant women

(Infant outcomes) Any supplements containing iron showed no clear difference in low birthweight (less than 2500 g) (ALL) compared with same supplements without iron or no treatment/placebo (no iron or… (low certainty).

1 finding from 1 review

Any supplements containing iron and folic acid vs same supplements without iron nor folic acid (no iron nor folic acid or placebo)

Low birthweight · pregnant women

(Infant outcomes) Any supplements containing iron and folic acid showed no clear difference in low birthweight (less than 2500 g) (ALL) compared with same supplements without iron nor folic acid (no iron nor folic acid… (low certainty).

1 finding from 1 review