Easily stay on top of the latest nutrition research
Become an Examine Member to get access to the latest research. Get 150+ studies summarized for you across 25 different categories every month.
Members also have access to the Examine Study Database of 400+ supplements and their effects on 600+ health outcomes, as well as in-depth research analyses. Understand the whole body of nutrition and supplement evidence at a glance.
Get instant access — start your free 14-day trialAlready a Member? Click here to log in.
The Human Effect Matrix looks at human studies to tell you what supplements affect Intestinal Motility.
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.
|
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 |
---|---|---|---|---|
![]() |
|
Very High See all 10 studies |
Senna Alexandria is a reference drug for its laxative effects, with comparable efficacy to oral polyethylene glycol (PEG; used before colonoscopies) and lactulose, but more cost-effective than the latter
|
|
![]() |
|
- See study |
The one study to assess intestinal motility (speed of food transit from stomach to anus) has noted a near halving of time, suggesting that yacon increases intestinal motility.
|
|
![]() |
|
- See study |
May increase intestinal motility
|
|
![]() |