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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 1 · 50%Low 0 · 0%Moderate 1 · 50%High 0 · 0%

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

Side effects (any reported throughout the intervention period) (ALL) · pregnant women

It is very uncertain whether (Maternal outcomes) Any supplements containing iron changes side effects (any reported throughout the intervention period) (ALL) compared with same supplements without iron or no treatment/placebo (no iron or… (very 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)

Side effects (any reported throughout the intervention period) (ALL) · pregnant women

(Maternal outcomes) Any supplements containing iron and folic acid probably leads to higher side effects (any reported throughout the intervention period) (ALL) compared with same supplements without iron nor folic acid (no iron nor folic acid… (moderate certainty).

1 finding from 1 review