Effects of pistachio consumption on inflammation and body composition

Effects of Pistachio Consumption on Inflammatory Markers and Lean Body Mass in Recreationally Active Women and Men

Not applicable Interventional Virginia Polytechnic Institute and State University · NCT06342024

This study tests if eating 1.5 ounces of pistachios every day can help reduce inflammation and improve body composition in active adults aged 40 to 60.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment144 (estimated)
Ages40 Years to 60 Years
SexAll
SponsorVirginia Polytechnic Institute and State University Academic / other
Drugs / interventionsradiation
Locations1 site (Blacksburg, Virginia)
Trial IDNCT06342024 on ClinicalTrials.gov

What this trial studies

This study evaluates the impact of consuming 1.5 ounces of pistachios daily on inflammatory markers and lean body mass in adults aged 40 to 60 who exercise regularly. Participants will undergo a two-week baseline period followed by random assignment to either the pistachio group or a control group for six months. The study aims to measure changes in various inflammatory markers and body composition metrics. The intervention is designed to assess whether adding pistachios to a typical diet can yield health benefits without causing weight gain.

Who should consider this trial

Good fit: Ideal candidates are healthy men and women aged 40 to 60 who exercise three to five days a week and are not on a weight loss program.

Not a fit: Patients who are allergic to nuts or those who do not exercise regularly may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could provide insights into dietary interventions that reduce inflammation and improve body composition.

How similar studies have performed: Previous studies have indicated potential health benefits of nut consumption, including pistachios, but this specific approach is novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. women and men, 40 to 60 years of age
2. exercise three to five days a week for at least the past six months
3. non-smokers
4. not be on an active weight loss program at the start of the study or any time during the study
5. willing to maintain and not change their usual exercise habits
6. willing to consume pistachios as part of their diet (should they be randomized into the pistachio group)

Exclusion Criteria:

1. unwilling to sign the informed consent document
2. not exercising regularly, three to five times per week for at least the past six months
3. physician states that they are not able to participate in the study
4. already consuming one or more ounces of pistachios several times a week
5. smoker
6. pregnant or lactating women
7. anyone who has a nut allergy

Where this trial is running

Blacksburg, Virginia

Study contacts

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 Inflammatory ResponsePistachiosInflammatory MarkersLean Body Mass
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.