Findings

What do systematic reviews say?

3 questions · 3 findings · 1 reviews · Public Health

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No studies found 0 · 0%GRADE not reported 0 · 0%Very low 0 · 0%Low 3 · 100%Moderate 0 · 0%High 0 · 0%

Foods fortified with zinc alone vs same foods without adding zinc

Serum or plasma zinc (in µmol/L) · general population of all age groups (including pregnant women) from any country, over two years of age

1 finding from 1 review

Fortification of staple foods with zinc for improving zinc status and other health outcomes in the general population 2016 · Cochrane Headline outcomes only
no estimate extracted
3 studies · 158 participants
Low

Foods fortified with zinc alone vs same foods without adding zinc

Stunting · general population of all age groups (including pregnant women) from any country, over two years of age

Foods fortified with zinc alone showed no clear difference in stunting (author defined) compared with same foods without adding zinc (low certainty).

1 finding from 1 review

Fortification of staple foods with zinc for improving zinc status and other health outcomes in the general population 2016 · Cochrane Headline outcomes only
RR 0.88 [0.36, 2.13]
2 studies · 397 participants
Low

Foods fortified with zinc alone vs same foods without adding zinc

Underweight · general population of all age groups (including pregnant women) from any country, over two years of age

Foods fortified with zinc alone showed no clear difference in underweight (author defined) compared with same foods without adding zinc (low certainty).

1 finding from 1 review

Fortification of staple foods with zinc for improving zinc status and other health outcomes in the general population 2016 · Cochrane Headline outcomes only
RR 3.1 [0.52, 18.38]
2 studies · 397 participants
Low