Findings

What do systematic reviews say?

Refine by population, intervention, comparison or outcome
More filters
Evidence found and GRADE certainty

996 questions · 1,049 findings · 79 reviews · Dementia and Cognitive Improvement

No studies found 240 · 22.9%GRADE not reported 31 · 3%Very low 216 · 20.6%Low 253 · 24.1%Moderate 238 · 22.7%High 71 · 6.8%

Vitamin E (capsules 2000 IU/day in two divided doses) vs placebo

Number of participants experiencing any serious adverse events · people with Alzheimer's disease

Vitamin E (capsules 2000 IU/day in two divided doses) showed no clear difference in adverse events Number of participants reporting ≥ 1 serious adverse… compared with placebo (moderate certainty).

1 finding from 1 review