The Endocannabinoid System Plays a Major Role in Gut Health and Disease

The gastrointestinal tract has a fully functional endocannabinoid system that controls motility, sensation, nausea, barrier integrity, and cellular environment, offering therapeutic targets for IBS, IBD, and colorectal cancer.

Uranga, J A et al.·Biochemical pharmacology·2018·Moderate EvidenceReview
RTHC-01863ReviewModerate Evidence2018RETHINKTHC RESEARCH DATABASErethinkthc.com/research

Quick Facts

Study Type
Review
Evidence
Moderate Evidence
Sample
Not reported

What This Study Found

The GI tract expresses endocannabinoids, their receptors, and metabolizing enzymes. This system participates in motor and sensory activity, nausea/emesis, epithelial barrier maintenance, and cellular homeostasis. Cannabinoid agents may normalize dysmotility and reduce pain in IBS, decrease inflammation in IBD, and play a role in regulating the cell niche in colorectal cancer.

Key Numbers

Covers four major GI conditions: IBS, IBD, colorectal cancer, and chemotherapy-induced GI side effects (nausea/vomiting, constipation, diarrhea).

How They Did This

Review of recent findings on cannabinoid receptors, natural and synthetic ligands, and metabolizing enzymes in normal GI function and in IBS, IBD, colon cancer, and chemotherapy-induced GI side effects.

Why This Research Matters

Gastrointestinal disorders affect millions of people, and current treatments are often inadequate. The discovery that the GI tract has its own endocannabinoid system opens multiple new therapeutic avenues.

The Bigger Picture

Cannabis has been used for GI complaints for thousands of years. Modern science is now revealing the molecular basis for these effects, potentially leading to targeted cannabinoid therapies that avoid psychoactive side effects.

What This Study Doesn't Tell Us

Review covers a broad area with varying levels of evidence across conditions. Much evidence is preclinical. Clinical trial data for cannabinoids in GI disorders is still limited.

Questions This Raises

  • ?Which GI condition is most likely to benefit from cannabinoid therapy?
  • ?Could peripherally restricted cannabinoids treat GI disorders without CNS effects?
  • ?How do different cannabinoids (THC vs CBD vs synthetic) compare for GI conditions?

Trust & Context

Key Stat:
Four GI applications identified: normalizing motility in IBS, reducing inflammation in IBD, regulating cell growth in colorectal cancer, and managing chemotherapy-induced GI side effects.
Evidence Grade:
Moderate - comprehensive review of substantial basic science with emerging clinical evidence, though clinical data remains limited.
Study Age:
Published in 2018. GI cannabinoid research has continued to expand.
Original Title:
Cannabinoid pharmacology and therapy in gut disorders.
Published In:
Biochemical pharmacology, 157, 134-147 (2018)
Database ID:
RTHC-01863

Evidence Hierarchy

Meta-Analysis / Systematic Review
Randomized Controlled Trial
Cohort / Case-Control
Cross-Sectional / ObservationalSnapshot without intervening
This study
Case Report / Animal Study

Summarizes existing research on a topic.

What do these levels mean? →

Frequently Asked Questions

Can cannabis help with IBS?

The endocannabinoid system plays a major role in gut motility and sensation. This review found evidence that cannabinoid agents could normalize dysmotility and reduce pain in IBS, though clinical trial data is still limited.

Does the gut have its own cannabinoid system?

Yes. The GI tract has a complete endocannabinoid system including receptors, endocannabinoids, and metabolizing enzymes. This system helps control movement, sensation, nausea, barrier integrity, and the cellular environment throughout the digestive tract.

Read More on RethinkTHC

Cite This Study

RTHC-01863·https://rethinkthc.com/research/RTHC-01863

APA

Uranga, J A; Vera, G; Abalo, R. (2018). Cannabinoid pharmacology and therapy in gut disorders.. Biochemical pharmacology, 157, 134-147. https://doi.org/10.1016/j.bcp.2018.07.048

MLA

Uranga, J A, et al. "Cannabinoid pharmacology and therapy in gut disorders.." Biochemical pharmacology, 2018. https://doi.org/10.1016/j.bcp.2018.07.048

RethinkTHC

RethinkTHC Research Database. "Cannabinoid pharmacology and therapy in gut disorders." RTHC-01863. Retrieved from https://rethinkthc.com/research/uranga-2018-cannabinoid-pharmacology-and-therapy

Access the Original Study

Study data sourced from PubMed, a service of the U.S. National Library of Medicine, National Institutes of Health.

This study breakdown was produced by the RethinkTHC research team. We analyze and report published research findings without making health recommendations. All interpretations are based solely on the published abstract and study data.