Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,970 questions · 2,433 findings · 231 reviews

No studies found 303 · 12.5%GRADE not reported 759 · 31.2%Very low 357 · 14.7%Low 476 · 19.6%Moderate 418 · 17.2%High 120 · 4.9%

220 mg zinc sulphate supplement containing 50 mg elemental zinc vs placebo

Ulcer healing · people with diabetes and foot ulcers

It is very uncertain whether 220 mg zinc sulphate supplement containing 50 mg elemental zinc changes ulcer healing (absolute change in individual parameters of ulcer… compared with placebo (very low certainty).

3 findings from 1 review

250 mg magnesium oxide supplement vs placebo

Ulcer healing · people with diabetes and foot ulcers

It is very uncertain whether 250 mg magnesium oxide supplement changes ulcer healing (absolute change in individual parameters of ulcer… compared with placebo (very low certainty).

3 findings from 1 review