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The Effect of Pistachio-Rich Breakfast Meals on Cognitive Function in Healthy Older Adults

NCT06900452 · Status: RECRUITING · Phase: NA · Type: INTERVENTIONAL · Enrollment: 52

Last updated 2025-05-07

No results posted yet for this study

Summary

This study aims to investigate the effect of a breakfast meal containing varying serving sizes (doses) of pistachio nuts on cognitive function throughout the course of the day in healthy ageing adults aged 65-80.

Conditions

  • Cognition

Interventions

DIETARY_SUPPLEMENT

1 serving of pistachios

The equivalent of 1 serving (30g) of shelled, roasted pistachio nuts, crushed and mixed into a muesli-based breakfast meal for consumption. Ingredients: 30g pistachio, 35g muesli base, 150g full fat natural yoghurt, 10g unsalted butter (melted), 5g unflavoured whey powder

DIETARY_SUPPLEMENT

2 servings of pistachios

The equivalent of 2 servings (60g) of shelled, roasted pistachio nuts, crushed and mixed into a muesli-based breakfast meal for consumption. Ingredients: 60g pistachios, 25g muesli base, 150g low fat natural yoghurt

DIETARY_SUPPLEMENT

Placebo

Macronutrient-matched placebo breakfast meal. Ingredients: 40g muesli base, 150g full fat natural yoghurt, 25g unsalted butter (melted), 15g unflavoured whey powder

DIETARY_SUPPLEMENT

0.5 serving of pistachios

The equivalent of 0.5 servings (15g) of shelled, roasted pistachio nuts, crushed and mixed into a muesli-based breakfast meal for consumption. Ingredients: 15g pistachio, 35g muesli base, 150g full fat natural yoghurt, 15g unsalted butter (melted), 10g unflavoured whey powder

Sponsors & Collaborators

  • American Pistachio Growers

    collaborator OTHER

  • University of Reading

    lead OTHER

Principal Investigators

  • Claire Williams, PhD · University of Reading

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
TRIPLE
Model
CROSSOVER

Eligibility

Min Age
65 Years
Max Age
80 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2025-03-06
Primary Completion
2025-11-30
Completion
2026-02-28

Countries

  • United Kingdom

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT06900452 on ClinicalTrials.gov