At a glance
ClinicalIndex Comparison RecordN/ACompleted· 77 enrolled
Drug / intervention
Low sugar diet and 10-12 hour eating window +1 moreother
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.
Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.
The Effect of a No-added Sugar Diet, Time-restricted Eating and Periodic Water Fasting on Long COVID Symptoms
Pacific Northwest University of Health Sciences·interventional·Posted Jan 19, 2024·Updated May 14, 2026
In Brief
A clinical study evaluating Low sugar diet and 10-12 hour eating window and Low sugar diet, 8 hour eating window and fasting for Long Covid19 and Long COVID. Completed, enrolled 77 participants across 2 sites.
Detailed Summary
This cross-over study will assess a no added sugar diet, a restricted daily eating window, and one or two full day water fasts to determine if there is an effect on self-reported symptoms of Long Covid (PASC).
Study Details
Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsLong Covid19, Long COVID
CountriesUnited States
Collaborators--
Timeline
N/ACompletedFinished
2023202420252026
Enrollment StartNov 2022
First PostedJan 2024
Primary CompletionJul 2024
Study CompletionSep 2024
TodayJul 2026
First PostedJan 19, 2024
Enrollment StartNov 4, 2022
Primary CompletionJul 1, 2024
Study CompletionSep 10, 2024
TodayJul 2, 2026
Enrollment to primary: 1.7 yearsPosted 2.5 years ago
Interventions
Low sugar diet and 10-12 hour eating windowother
Low sugar diet and 10-12 hour eating window for four weeks
Low sugar diet, 8 hour eating window and fastingother
Low sugar diet, 8 hour eating window and a 36-60 hour fast once per week for four weeks.