Effects of watermelon on hunger and digestive health

Effects of Watermelon Consumption on Satiety and Digestive Health

Not applicable Interventional San Diego State University · NCT04096586

This study tests whether eating blended watermelon can help people of all ages feel fuller, improve their digestion, and support weight management.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment80 (estimated)
Ages10 Years to 55 Years
SexAll
SponsorSan Diego State University Academic / other
Locations1 site (San Diego, California)
Trial IDNCT04096586 on ClinicalTrials.gov

What this trial studies

This research investigates how consuming watermelon, including both the fruit and rind in blended form, influences feelings of fullness, metabolic markers, bowel habits, gut microbiome, and weight management in both children and adults. Participants will consume red watermelon juice as part of the intervention. The study aims to gather data on the potential health benefits of watermelon consumption in relation to satiety and digestive health.

Who should consider this trial

Good fit: Ideal candidates are generally healthy individuals who do not smoke, are not pregnant, and do not have allergies to watermelon.

Not a fit: Patients with metabolic disorders requiring medication or dietary supplements may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could help improve dietary strategies for weight management and digestive health.

How similar studies have performed: While there may be limited studies specifically on watermelon, research on fruit consumption and satiety has shown promising results, suggesting potential for success in this approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Generally healthy subjects

Exclusion Criteria:

* Smoker
* Pregnant woman
* Required dietary supplement use
* Required medication of metabolic disorders
* Allergy to watermelon

Where this trial is running

San Diego, California

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Satiety
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.