Durian Consumption in Adults With Type 2 Diabetes Mellitus

Trial statusNot yet recruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age21-70
SponsorSingapore General Hospital

About this trial

This single-arm clinical trial investigates the effects of daily durian consumption on the gut microbiome, host metabolome, and glucose metrics in adults with type 2 diabetes mellitus (T2DM). Forty adults with T2DM will undergo a pre-durian phase, a durian consumption phase, and a post-durian phase, each lasting 10 to 14 days. Participants will attend five visits at Singapore General Hospital for clinical assessments, continuous glucose monitoring, fasting blood collection, stool sample collection, and dietary and stool record submission. The study aims to determine whether durian consumption alters microbiome and metabolomic profiles and whether it affects glycemic measures in adults with T2DM.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Age 21 to 70 years.

Diagnosis of type 2 diabetes mellitus.

Agrees to consume durian for 2 weeks.

Body mass index 25 to 40 kg/m².

Disqualifiers

Known or suspected intolerance or allergy to durian.

Known skin reaction to adhesives used in a continuous glucose sensor.

Uncontrolled diabetes (HbA1c greater than 8.5%).

Severe hypertriglyceridemia (triglycerides greater than 4.5 mmol/L).

Trial design

Design model

Single group

Treatments tested in this trial

  • Durian pulp

    Dietary supplement

    Fresh durian pulp supplied by the study team. Participants consume 100 g on Day 1, then 200 g daily from Day 2 onward during the durian phase for 10 to 14 days. Participants record the timing and amount consumed each day.

Treatment groups

40 Participants
are divided into 1 treatment group
Group A: Durian pulpExperimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

Change in gut microbiome composition following durian consumption

Gut microbiome composition will be assessed from stool samples using comprehensive metagenomic sequencing, comparing pre-durian, durian, and post-durian phases.

Time frame
Baseline to end of durian phase, approximately 10 to 14 days; and through post-durian phase, approximately 20 to 28 days from baseline phase start
2

Change in plasma metabolomic profile following durian consumption

Plasma metabolomic changes will be assessed using mass spectrometry-based multi-omics profiling across study phases.

Time frame
Baseline to end of durian phase, approximately 10 to 14 days; and through post-durian phase, approximately 20 to 28 days from baseline phase start
3

Change in glucose metrics during and after durian consumption

Continuous glucose monitoring data will be used to evaluate interstitial glucose patterns and gluometric parameters across study phases.

Time frame
During pre-durian, durian, and post-durian phases, each approximately 10 to 14 days

Secondary outcomes

1

Change in fasting plasma glucose

Fasting glucose measured from blood samples across study visits.

Time frame
Baseline to end of durian phase, approximately 10 to 14 days; and through post-durian phase, approximately 20 to 28 days from baseline phase start
2

Change in fasting insulin

Fasting insulin measured from blood samples across study visits.

Time frame
Baseline to end of durian phase, approximately 10 to 14 days; and through post-durian phase, approximately 20 to 28 days from baseline phase start
3

Change in lipid profile

Lipid panel measured from fasting blood samples across study visits.

Time frame
Baseline to end of durian phase, approximately 10 to 14 days; and through post-durian phase, approximately 20 to 28 days from baseline phase start

Other outcomes

Sponsors and contacts

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