Status:
NOT_YET_RECRUITING
Dietary Impact on Sleep, Rhythms and Related Physiology
Lead Sponsor:
Uppsala University
Conditions:
Sleep
Diet Interventions
Eligibility:
All Genders
18-32 years
Phase:
NA
Brief Summary
Sleep and metabolism are closely interconnected, and emerging evidence suggests that dietary composition may influence both sleep quality and key physiological functions such as glucose regulation, ca...
Detailed Description
Metabolism is tightly regulated by sleep and interacts bidirectionally with diet. While it is well established that insufficient or disrupted sleep can impair glucose regulation, cardiovascular functi...
Eligibility Criteria
Inclusion
- Age 18-32 yr
- Healthy (self-reported) and not on chronic medication
- BMI 18-27 kg/m2 (and waist circumference \<102 cm), and weight stable (less than 5% body weight change in the past 6 months)
- Non-smoker and non-nicotine user
- Regular sleep-wake pattern, with sleep duration of 7-9.25 hrs per night
- Regular exercise habits the last 2 months
- Regular daily meal pattern with 3 main meals
Exclusion
- Major or chronic illness, e.g. diabetes, renal disease or inflammatory bowel disease
- Current or history of endocrine or metabolic disorders
- Psychiatric or neurological disorders (e.g. bipolar disorder, epilepsy)
- Frequent gastrointestinal symptoms
- Chronic medication
- Any sleep disorder (including recent or chronic symptoms of insomnia)
- Shift work in the preceding three months or for a long duration
- Extreme chronotype or physical activity patterns
- Time travel over two time zones in the preceding month
- Too much weight gain or weight loss in the preceding 6 months (±5% body weight in past 6 months)
- Any issues with or allergies against the provided food items
- Recent major dietary changes or adoption of specific dietary regimens
- Women who are pregnant, breastfeeding, or planning to become pregnant during the study period.
- Use of illicit drugs or substances of abuse
Key Trial Info
Start Date :
September 1 2025
Trial Type :
INTERVENTIONAL
Allocation :
ESTIMATED
End Date :
December 15 2026
Estimated Enrollment :
24 Patients enrolled
Trial Details
Trial ID
NCT07138313
Start Date
September 1 2025
End Date
December 15 2026
Last Update
August 22 2025
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