The Effect of Pistachio-Rich Breakfast Meals on Cognitive Function in Healthy Older Adults
A Randomized Controlled Trial to Investigate the Cognitive, Vascular, Neural and Biochemical Effects of Acute Pistachio Intervention in Older Adults
University of Reading
52 participants
Mar 6, 2025
INTERVENTIONAL
Conditions
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.
Eligibility
Inclusion Criteria6
- - 80 years old
- Fruit \& veg intake less than or equal to 4 servings per day
- Not regularly consuming more than 3 servings of fish per week
- Adequate English language and visual \& auditory acuity to perform the cognitive tasks
- Normal BMI for age
- Normal MMSE performance between 26-30
Exclusion Criteria8
- Being diagnosed with psychological or psychiatric disorders
- ADHD or dyslexia
- Any food allergy or intolerance
- Use of medications and dietary supplements that may impact study results
- Antibiotic use within the last 3 months
- Adherence to vegan or vegetarian diets, or other specific diets that may impact study outcomes
- Being diagnosed with cardiometabolic disease (including type II diabetes and cardiovascular disease), or suffer from untreated hypertension or thrombosis related disorders
- Taking blood thinners
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Interventions
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
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
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
Macronutrient-matched placebo breakfast meal. Ingredients: 40g muesli base, 150g full fat natural yoghurt, 25g unsalted butter (melted), 15g unflavoured whey powder
Locations(1)
View Full Details on ClinicalTrials.gov
For the most up-to-date information, visit the official listing.
NCT06900452