The Human Effect Matrix looks at human studies to tell you what supplements affect Dopamine.
Full details on all Dopamine supplements are available to Examine 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 |
|
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 |
|---|---|---|---|---|
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Minor
|
- See study |
Serum dopamine has been noted to be slightly reduced (37%) during waking at rest, but this decrease was eliminated upon walking
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Minor
|
- See study |
The reduction in dopamine seen in infertility seems to be reversed with L-DOPA ingestion; theoretically L-DOPA ingestion should unilaterally increase dopamine
|
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|
- | - See study |
Similar to the other catecholamines (adrenaline and noradrenaline), serum dopamine does not appear to be altered with supplemental BCAAs.
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