CCK and GLP-1 Together: Additive Appetite Suppression From Combining Two Gut Satiety Signals

Combined CCK and GLP-1 administration produced additive appetite suppression and slowed gastric emptying in humans, supporting multi-peptide combination therapy for obesity treatment.

Brennan, Ixchel M et al.·American journal of physiology. Regulatory·2005·Moderate EvidenceRCT
RPEP-01015RCTModerate Evidence2005RETHINKTHC RESEARCH DATABASErethinkthc.com/research

Quick Facts

Study Type
RCT
Evidence
Moderate Evidence
Sample
Not reported

What This Study Found

Combined CCK and GLP-1 infusion produced additive effects on appetite suppression and antropyloroduodenal motility in healthy humans — supporting combination gut peptide therapy for superior satiety and weight management.

Key Numbers

How They Did This

RCT study on glp-1, neuropeptides.

Why This Research Matters

Relevant for glp-1, neuropeptides, weight-loss, gut-healing, clinical-trials.

The Bigger Picture

Advances peptide research with translational implications.

What This Study Doesn't Tell Us

See abstract.

Questions This Raises

  • ?Further research needed.
  • ?Clinical translation to evaluate.

Trust & Context

Key Stat:
Key finding Combined CCK and GLP-1 infusion produced additive effects on appetite suppression and antropyloroduodenal motility in healthy humans — supporting comb
Evidence Grade:
moderate evidence.
Study Age:
Published in 2005.
Original Title:
Evaluation of interactions between CCK and GLP-1 in their effects on appetite, energy intake, and antropyloroduodenal motility in healthy men.
Published In:
American journal of physiology. Regulatory, integrative and comparative physiology, 288(6), R1477-85 (2005)
Database ID:
RPEP-01015

Evidence Hierarchy

Meta-Analysis / Systematic Review
Randomized Controlled Trial
Cohort / Case-Control
Cross-Sectional / ObservationalSnapshot without intervening
This study
Case Report / Animal Study
What do these levels mean? →

Frequently Asked Questions

What was studied?

CCK and GLP-1 Together: Additive Appetite Suppression From Combining Two Gut Satiety Signals

What was found?

Combined CCK and GLP-1 administration produced additive appetite suppression and slowed gastric emptying in humans, supporting multi-peptide combination therapy for obesity treatment.

Read More on RethinkPeptides

Cite This Study

RPEP-01015·https://rethinkpeptides.com/research/RPEP-01015

APA

Brennan, Ixchel M; Feltrin, Kate L; Horowitz, Michael; Smout, Andre J P M; Meyer, James H; Wishart, Judith; Feinle-Bisset, Christine. (2005). Evaluation of interactions between CCK and GLP-1 in their effects on appetite, energy intake, and antropyloroduodenal motility in healthy men.. American journal of physiology. Regulatory, integrative and comparative physiology, 288(6), R1477-85.

MLA

Brennan, Ixchel M, et al. "Evaluation of interactions between CCK and GLP-1 in their effects on appetite, energy intake, and antropyloroduodenal motility in healthy men.." American journal of physiology. Regulatory, 2005.

RethinkPeptides

RethinkPeptides Research Database. "Evaluation of interactions between CCK and GLP-1 in their ef..." RPEP-01015. Retrieved from https://rethinkpeptides.com/research/brennan-2005-evaluation-of-interactions-between

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 RethinkPeptides 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.