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The effect of intermittent fasting and intermittent fasting with self-assessment on body mass index and weight control indices

Comparison of the Effect of Intermittent Fasting and Intermittent Fasting with Self-Monitoring on Body Mass Index and Weight Control Indicators in Overweight and Obese Adults

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
IRCT
Registry ID
IRCT20220907055915N2
Enrollment
28
Registered
2025-03-29
Start date
2023-02-20
Completion date
Unknown
Last updated
2025-07-21

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

obesity. Overweight and obesity

Interventions

Intervention 1: Intervention group: Intermittent fasting following the 16:8 protocol will be implemented. Participants in this group will be required to fast for 16 hours per day and consume food only
however, no solid food or calorie-containing beverages should be consumed. Participants will have the autonomy to choose their fasting hours, but they will be advised to schedule their fasting period

Sponsors

Vice Chancellor of Research and Technology Kerman University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Individuals with a body mass index greater than 25 No known physical or mental illness (self-reported)

Exclusion criteria

Exclusion criteria: Use of medications affecting metabolism Pregnancy or lactation in female participants History of bariatric surgery or any recent major surgery Diagnosis of uncontrolled metabolic disorders such as untreated thyroid dysfunction or uncontrolled diabetes Participation in another weight-loss program or dietary intervention

Design outcomes

Primary

MeasureTime frame
Body Mass Index (BMI). Timepoint: It will be measured before the intervention, immediately after the intervention (at the end of the fourth week). Method of measurement: To determine the body mass index (BMI), a Xiaomi Mi Scale 2 and a Nova-brand measuring tape will be used.;Waist circumference. Timepoint: It will be measured before the intervention, immediately after the intervention (at the end of the fourth week). Method of measurement: A Nova-brand measuring tape will be used to determine waist circumference.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactBehnaz Bagherian

Kerman University of Medical Sciences

behnazbagherian.bb@gmail.com+98 34 3132 5184

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026