The Human Effect Matrix looks at human studies to tell you what supplements affect Prostate Cancer Risk.
Full details on all Prostate Cancer Risk supplements are available to Examine Plus members.
| Grade | Level of Evidence [show legend] |
|---|---|
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Robust research conducted with repeated double-blind clinical trials |
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Multiple studies where at least two are double-blind and placebo controlled |
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Single double-blind study or multiple cohort studies |
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Uncontrolled or observational studies only |
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Level of Evidence
?
The amount of high quality evidence. The more
evidence, the more we can trust the results.
|
Supplement |
Magnitude of effect
?
The direction and size of the supplement's impact on
each outcome. Some supplements can have an increasing effect, others have a decreasing effect, and others have no effect.
|
Consistency of research results
?
Scientific research does not always agree. HIGH or
VERY HIGH means that most of the scientific research agrees.
|
Notes |
|---|---|---|---|---|
|
|
Minor
|
- See study |
A small decrease in prostate cancer risk is seen when comparing areas with high soil selenium (indicative of dietary intake of selenium) against areas with low soil selenium.
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|
 
Minor
|
- See all 4 studies |
Low doses of vitamin E (50mg) in smokers has been associated with significant decreases in prostate cancer risk, whereas moderate doses (400IU) of vitamin E in otherwise healthy older men is associated with a mild but significant increase in prostate cancer risk.
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Minor
|
Very High See 2 studies |
Appears to be associated with a reduced risk of prostate cancer in one study, but another study failed to find clinical implications in people with prostate cancer in remission.
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