Easily stay on top of the latest nutrition research
Already a Member? Click here to log in.
The Human Effect Matrix looks at human studies to tell you what supplements affect Natural Killer Cell Activity.Unlock the full Study Database with an Examine Membership. Get a 14-day free trial.
|Grade||Level of Evidence [show legend]|
|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.
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.
|Minor||High See all 3 studies|
|Minor||Moderate See 2 studies|
|-||- See study|