Things to Know
Also Known As
Neural Blood Flow
The amount of blood, and thus oxygen, that is delivered to the brain. Compounds can enhance cerebral blood flow by either fixing problems in unhealthy persons (fish oil) or outright increase flow (Resveratrol, Chocamine). Does not increase cognition per se, but may augment nootropics.
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Neural Blood Flow
The Human Effect Matrix looks at human studies (it excludes animal and in vitro studies) to tell you what supplements affect cerebral blood flow
Grade | Level of Evidence |
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Robust research conducted with repeated double-blind clinical trials | |
Multiple studies where at least two are double-blind and placebo controlled | |
Single double-blind study or multiple cohort studies | |
Uncontrolled or observational studies only |
Level of Evidence ?
The amount of high quality evidence. The more evidence, the more we can trust the results.
|
Outcome |
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.
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Notes |
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Marijuana |
All comparative evidence is now gathered in our A-to-Z Supplement Reference. The evidence for each separate supplement is still freely available here. |
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Cocoa Extract | ||||
Fish Oil | ||||
Ginkgo biloba | ||||
Green Tea Catechins | ||||
Polypodium leucotomos | ||||
Resveratrol | ||||
Melatonin | ||||
Yohimbine |
"Cerebral Blood Flow," Examine.com, published on 6 February 2013, last updated on 29 April 2017, https://examine.com/topics/cerebral-blood-flow/