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What do systematic reviews say?

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Evidence found and GRADE certainty

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

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

Vitamin E vs placebo, no placebo or other supplements

Pre‐eclampsia · pregnant women receiving vitamin E supplementation or control, living in areas where there is either inadequate dietary intake of vitamin…

Any vitamin E supplementation showed no clear difference in clinical pre‐eclampsia (random‐effects model) compared with placebo, no placebo or other supplements (moderate certainty).

1 finding from 1 review

Intervention not reported

Clinical pre‐eclampsia · All pregnant women receiving either vitamin C supplementation or control either in areas where there is inadequate dietary intake or where…

The intervention showed no clear difference in clinical pre‐eclampsia (moderate certainty).

1 finding from 1 review