When you eat matters: new study links meal timing to better diabetes control
NCT ID NCT06735859
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at how the timing of meals and sleep patterns influence blood sugar, heart health, and weight loss in adults with type 2 diabetes, obesity, or high blood pressure. Researchers will provide nutritional guidance and track changes in weight, lab results, and body measurements. The goal is to find simple, practical ways to improve health through better eating habits and sleep routines.
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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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40 people
The number who actually took part.
- Started
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Jan 2026
- Expected to finish
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Oct 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.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Age: Adults \>18 years \< 80 years; Diagnosis of obesity, diabetes, and hypertension (Obesity is diagnosed when Body Mass Index (BMI) is equal to or greater than 30 kg/m², diabetes is diagnosed when fasting plasma glucose is ≥ 126 mg/dL (7.0 mmol/L), 2-hour plasma glucose during an oral glucose tolerance test is ≥ 200 mg/dL (11.1 mmol/L), HbA1c is ≥ 6.5%, or random plasma glucose is ≥ 200 mg/dL (11.1 mmol/L) with symptoms, and hypertension is diagnosed when blood pressure is consistently ≥ 140/90 mmHg on repeated measurements.); Gender: Male and female; Availability to attend quarterly meetings over a period of 18 months; Sedentary. Exclusion Criteria: * Difficulties in responding to the requested instruments; Impediments to regular attendance in data collection; No diagnosis of Obesity, Diabetes, and Hypertension; Use of insulin therapy, Sodium-Glucose Cotransporter-2 (SGLT-2) inhibitors, and Glucagon-Like Peptide-1 (GLP-1) analogs; Chronic Kidney Disease patients; Normal weight or undernourished individuals; Physical exercise practitioners (\>150 minutes of exercise/week).
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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.
Contacts and locations
Locations
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Federal University of São Paulo (UNIFESP)
Santos, São Paulo, 11065-200, Brazil
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