Last updated September 2, 2026
Key finding
Weight loss of 3.3 kg (95% CI (0.8 to 5.7), p<0.001)
This study investigated the effects of a 10-week whole-food plant-based community program on weight and type 2 diabetes outcomes over 36 months. It found significant weight loss but non-significant trends in other health markers.
Quick read
The essential study design details in one scan.
EvidenceScore™
Moderate
Study type
RCTs
Follow-up
Long-Term (1–5 y)
Risk of bias
Some Concerns
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Plain-language summary
A plain-language read of the study’s main message and where it applies.
Study focus
This study investigated the effects of a 10-week whole-food plant-based community program on weight and type 2 diabetes outcomes over 36 months. It found significant weight loss but non-significant trends in other health markers.
Weight management is crucial for individuals with type 2 diabetes, as it can improve overall health and reduce the risk of complications. The significant weight loss observed in this study suggests that a whole-food plant-based diet could be an effective strategy for managing weight in this population, potentially leading to better long-term health outcomes.
The study's follow-up duration may not capture long-term effects. Non-significant results for several health markers limit conclusions. The sample size and characteristics may affect generalizability.
Published in
Publication details and source links for this paper.
Morgen S, Nicholas W, Patrick M, Bruce D, Christina C. Investigate the impact of a 10-week whole-food plant-based (WFPB) community programme on weight and type 2 diabetes up to 36 months postintervention. BMJ Open. 2025;15(6):e080946. doi:10.1136/bmjopen-2023-080946
Participants experienced a significant weight loss of 3.3 kg (p<0.001).
BMI decreased significantly post-intervention.
A non-significant trend towards a 3.2 mmol/mol reduction in HbA1c was observed (p=0.08).
Evidence network
Understand where this research contributes within the broader evidence network.
This study contributes evidence to 10-week whole-food plant-based community programme and Body Mass Index (BMI) change, Cholesterol reduction, Physical activity level (MET-minutes per week), and 3 more.
This study contributes evidence to
Primary intervention
10-week whole-food plant-based community programme
Primary outcomes
Intervention and outcome relationships this study adds to the evidence network.
Editorial context
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Evidence network role
This section describes how the study fits into the current evidence network. It does not determine whether an intervention works on its own.
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Evidence pairs
1275
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Primary evidence
Evidence topic
matched_outcome
Related evidence
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Core evidence
The primary outcomes reported in this study.
10-week whole-food plant-based community programme → Body Mass Index (BMI) change
10-week whole-food plant-based community programme → Body Mass Index (BMI) change
10-week whole-food plant-based community programme → Cholesterol reduction
10-week whole-food plant-based community programme → Cholesterol reduction
10-week whole-food plant-based community programme → Physical activity level (MET-minutes per week)
10-week whole-food plant-based community programme → Physical activity level (MET-minutes per week)
10-week whole-food plant-based community programme → Reduction in HbA1c levels in MASH responders
10-week whole-food plant-based community programme → Reduction in HbA1c levels in MASH responders
10-week whole-food plant-based community programme → Waist circumference
10-week whole-food plant-based community programme → Waist circumference
10-week whole-food plant-based community programme → Weight loss dependent effect on HbA1c
10-week whole-food plant-based community programme → Weight loss dependent effect on HbA1c
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Relationships organized using the Dediabetes Evidence Intelligence™ framework.
This study contributes to evidence on 10-week whole-food plant-based community programme and Body Mass Index, 10-week whole-food plant-based community programme and Cholesterol reduction.
This study contributes to the evidence on the following intervention-outcome relationships.
Behavioral & Lifestyle
Behavioral & Lifestyle
Behavioral & Lifestyle
Curated evidence collections and hubs this study is part of.
All studies on 10-week whole-food plant-based community programme
Contributes to 10-week whole-food plant-based community programme evidence base.
All studies measuring Body Mass Index
Measures Body Mass Index as a key outcome.
All studies measuring Cholesterol reduction
Measures Cholesterol reduction as a key outcome.
All studies measuring Weight loss dependent effect on HbA1c
Measures Weight loss dependent effect on HbA1c as a key outcome.
Latest published studies
Published within the last 2 years.
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1 results
1 results
1 results
1 results
1 results
Generated from the study's connected evidence using Evidence Intelligence™.
10-week whole-food plant-based community programme appears to affect body mass index (BMI) change.
ConsistencyScore™: Consistency cannot yet be determined from the available evidence.
Ranked evidence signals
Body Mass Index (BMI) change
EvidenceScore™ Emerging | EvidenceScore™ 59.0 | strong positive | ConsistencyScore™ Unclear | 1 study
Why this answer: This answer is based on a single supporting study.
Limitations
10-week whole-food plant-based community programme appears to affect weight loss dependent effect on HbA1c.
ConsistencyScore™: Consistency cannot yet be determined from the available evidence.
Ranked evidence signals
Weight loss dependent effect on HbA1c
EvidenceScore™ Emerging | EvidenceScore™ 59.0 | strong positive | ConsistencyScore™ Unclear | 1 study
Why this answer: This answer is based on a single supporting study.
Limitations
Current evidence does not show a clear reduction in cholesterol reduction with 10-week whole-food plant-based community programme.
ConsistencyScore™: Consistency cannot yet be determined from the available evidence.
Ranked evidence signals
Cholesterol reduction
EvidenceScore™ Emerging | EvidenceScore™ 59.0 | neutral | ConsistencyScore™ Unclear | 1 study
Why this answer: This answer is based on a single supporting study.
Limitations
Current evidence does not show a clear benefit of 10-week whole-food plant-based community programme for physical activity level (met-minutes per week).
ConsistencyScore™: Consistency cannot yet be determined from the available evidence.
Ranked evidence signals
Physical activity level (MET-minutes per week)
EvidenceScore™ Emerging | EvidenceScore™ 59.0 | neutral | ConsistencyScore™ Unclear | 1 study
Why this answer: This answer is based on a single supporting study.
Limitations
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