Human Effect Matrix
The Human Effect Matrix looks at human studies (it excludes animal and in vitro studies) to tell you what supplements affect blood glucose
| Grade | Level of Evidence |
|---|---|
|
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 |