Findings

What do systematic reviews say?

2 questions · 2 findings · 1 reviews

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

Deaths Number of deaths · people with Alzheimer's disease

Vitamin E (capsules 2000 IU/day in two divided doses) showed no clear difference in deaths Number of deaths compared with placebo (moderate certainty).

1 finding from 1 review

Vitamin E for Alzheimer's dementia and mild cognitive impairment 2017 · Cochrane Headline outcomes only
RR 0.84 [0.52, 1.34]
1 study · 304 participants
Moderate

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

Death Number of deaths over 36 months · MCI

Vitamin E (capsules 2000 IU/day in two divided doses) showed no clear difference in death Number of deaths over 36 months compared with placebo (moderate certainty).

1 finding from 1 review

Vitamin E for Alzheimer's dementia and mild cognitive impairment 2017 · Cochrane Headline outcomes only
RR 1.01 [0.3, 3.44]
1 study · 516 participants
Moderate