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Can fasting and exercise tame metabolic syndrome? new saudi trial aims to find out
NCT ID NCT07181655
First seen Jun 26, 2026 · Last updated Jun 26, 2026
Summary
This study tests whether a combination of intermittent fasting (16:8 method), a calorie-restricted diet, and increased physical activity can improve key health markers in adults with metabolic syndrome. Researchers in Riyadh, Saudi Arabia, will enroll 140 participants and measure changes in blood sugar, cholesterol, blood pressure, and body mass index over the trial period. The goal is to see if this lifestyle approach can help manage the cluster of risk factors that increase the chance of heart disease and diabetes.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Intermittent fasting (16:8 method), calorie-restricted diet, and physical activity
- What this could lead to
- If successful, this could show that combining intermittent fasting, calorie restriction, and exercise is an effective lifestyle approach to manage metabolic syndrome and reduce related health risks.
- What could go wrong
- This is a relatively small, early-stage trial (140 participants) without a control group receiving standard care, so results may not be generalizable. Adherence to the strict fasting and diet protocols may be challenging, and long-term effects are not assessed.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 140 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Apr 2025
- Expected to finish
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Dec 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 80 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * The inclusion criteria will be adult aged 18 years and above who have three or more of the following five risk factors (Kunduraci \& Ozbek, 2020): * Abdominal obesity. * Elevated triglycerides. * Low HDL cholesterol. * Elevated blood pressure. * Elevated fasting blood glucose. Exclusion Criteria: * Being pregnant, lactating women. * Diagnosis of cardiac failure or/and severe renal or liver diseases, cancer. * Having had bariatric surgery. * Physical or mental disability. * Neurological or cognitive impairment. * Participant with severely impaired vision, hearing, or speech. * Following a special diet or having changed their dietary pattern within the previous 12 weeks of the study's start date. * Use of insulin or sulphonamide derivative oral antidiabetic drugs. * Conditions that will seriously affect weight management such as having had bariatric surgery.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Associate Professor Dr. Hazizi Abu Saad
RECRUITINGSerdang, Selangor, 43300, Malaysia
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