Research Summary
Analyzed using Evidence Intelligence™

Dietary interventions improve diabetes remission rates

Last updated July 17, 2026

Key finding

Diabetes remission occurred in 9 (22.5%) of 40 participants in the CCR group.

The DIREM Study evaluated the effects of different dietary interventions on diabetes remission. Results showed higher remission rates in the calorie-carbohydrate restriction and intermittent fasting groups compared to usual care.

Quick read

Study at a glance

The essential study design details in one scan.

EvidenceScore™

Moderate

Study type

RCTs

Follow-up

Short-Term (≤3 mo)

Risk of bias

Some Concerns

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Plain-language summary

What this paper says

A plain-language read of the study’s main message and where it applies.

Study focus

The DIREM Study evaluated the effects of different dietary interventions on diabetes remission. Results showed higher remission rates in the calorie-carbohydrate restriction and intermittent fasting groups compared to usual care.

Clinical relevance

These findings are significant as they suggest that dietary interventions can be effective strategies for achieving diabetes remission, which is crucial for improving patient outcomes and reducing the burden of diabetes-related complications. This could lead to new dietary guidelines and treatment approaches for managing diabetes.

Keep in mind

The study had a relatively small sample size of 120 participants. Findings may not be generalizable to all populations with diabetes. The long-term effects of the dietary interventions were not assessed.

Published in

Journal Reference

Publication details and source links for this paper.

Negin B, Alireza E, Kurosh D, et al. Diet and Diabetes Remission (DIREM) Study: A Randomized Controlled Trial. Endocrinology, Diabetes & Metabolism. 2026;9(3):e70209. doi:10.1002/edm2.70209

Main Effects

Diabetes remission occurred in 22.5% of participants in the CCR group (p=0.024).

Diabetes remission occurred in 30.0% of participants in the IFCCR group (p=0.007).

Only 2.5% of participants in the usual care group achieved diabetes remission.

Evidence network

How this study fits

Understand where this research contributes within the broader evidence network.

Evidence Context

This study contributes evidence to Calorie restriction, Usual care and Diabetes remission, HbA1c.

Primary intervention

Calorie restriction

Primary outcomes

  • Diabetes remission
  • HbA1c

Evidence relationships

Intervention and outcome relationships this study adds to the evidence network.

4
Evidence pairs
4
Relationships
3
Evidence topics
contributes_evidence

Editorial context

Why this study matters

See why this paper is useful beyond its individual results.

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.

Moderate contributionModerate confidenceNetwork score: 72

3

Related topics

4

Evidence pairs

727

Related studies

High relevance in at least one topic

Why it is useful

  • Contributes to 4 evidence relationships
  • Includes primary outcome data
  • Linked to 3 direct semantic evidence topics

Topic contributions

Evidence topic

Contributes evidence

Evidence topic

Contributes evidence

Evidence topic

Contributes evidence

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Primary evidence

Evidence topic

Dietary Patterns

matched_intervention_and_outcome

Related evidence

Evidence topic

Diabetes Remission

Save evidence

Core evidence

Study findings

The primary outcomes reported in this study.

Diabetes remission

Calorie restriction → Diabetes remission

Calorie restriction → Diabetes remission

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
100
Very Positive
ConsistencyScore™
unclear
Not enough independent studies
Supporting studies: Based on 1 study
Add to Evidence Tracker

HbA1c

Calorie restriction → HbA1c

Calorie restriction → HbA1c

Evidence Intelligence™
EvidenceScore™
Strong
Score 79 · Based on 4 studies
ImpactScore™
88
Very Positive
ConsistencyScore™
75
consistent
Supporting studies: Based on 4 studies
Add to Evidence Tracker

Diabetes remission

Usual care → Diabetes remission

Usual care → Diabetes remission

Evidence Intelligence™
EvidenceScore™
Moderate
Score 69 · Based on 2 studies
ImpactScore™
50
Neutral
ConsistencyScore™
100
consistent
Supporting studies: Based on 2 studies
Add to Evidence Tracker

HbA1c

Usual care → HbA1c

Usual care → HbA1c

Evidence Intelligence™
EvidenceScore™
86
Strong
ImpactScore™
56
Slightly Positive
ConsistencyScore™
89
consistent
Supporting studies: Based on 9 studies
Add to Evidence Tracker

Evidence Library

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evidence suggest

Evidence Suggest

  • 22.5% of CCR participants achieved diabetes remission.
  • 30.0% of IFCCR participants achieved diabetes remission.
  • HbA1c levels significantly decreased in both intervention groups.
who this applies

Who this applies to

  • Adults diagnosed with type 2 diabetes.
  • Individuals seeking dietary interventions for diabetes management.
keep in mind

Keep in Mind

  • The study's findings are based on a specific population and may not apply to everyone.
  • Long-term sustainability of the dietary interventions was not evaluated.
  • Further research is needed to confirm the findings in larger, diverse populations.
between the lines

Between the Lines

  • The study had a relatively small sample size of 120 participants.
  • Findings may not be generalizable to all populations with diabetes.
  • The long-term effects of the dietary interventions were not assessed.

Evidence Library

Build your evidence library

Save research, organize studies, and quickly find important evidence again.

Connected Evidence

Explore related studies, evidence collections, and research questions.

Relationships organized using the Dediabetes Evidence Intelligence™ framework.

This study contributes to evidence on Usual care and HbA1c, Calorie restriction and HbA1c.

Related evidence relationships

Explore in Evidence Explorer

This study contributes to the evidence on the following intervention-outcome relationships.

Questions answered by this study

Generated from the study's connected evidence using Evidence Intelligence™.

Does Usual care improve HbA1c?

Strong Evidence

Usual care may improve HbA1c.

ConsistencyScore™: Results are consistent across studies.

Ranked evidence signals

  1. 1

    HbA1c

    EvidenceScore™ Strong | EvidenceScore™ 85.7 | weak positive | ConsistencyScore™ Consistent | 1 study

Why this answer: This answer is based on a single supporting study.

Limitations

  • Only one supporting study is available.
  • Population details are unavailable.
1 supporting studyUpdated: Jul 2026

Does Calorie restriction improve HbA1c?

Strong Evidence

Calorie restriction appears to improve HbA1c.

ConsistencyScore™: Results are consistent across studies.

Ranked evidence signals

  1. 1

    HbA1c

    EvidenceScore™ Strong | EvidenceScore™ 79.0 | strong positive | ConsistencyScore™ Consistent | 1 study

Why this answer: This answer is based on a single supporting study.

Limitations

  • Only one supporting study is available.
  • Population details are unavailable.
1 supporting studyUpdated: Jul 2026

Does Usual care improve diabetes remission?

Moderate Evidence

Current evidence does not show a clear benefit of Usual care for Diabetes remission.

ConsistencyScore™: Results are consistent across studies.

Ranked evidence signals

  1. 1

    Diabetes remission

    EvidenceScore™ Moderate | EvidenceScore™ 69.0 | neutral | ConsistencyScore™ Consistent | 1 study

Why this answer: This answer is based on a single supporting study.

Limitations

  • Only one supporting study is available.
  • Population details are unavailable.
1 supporting studyUpdated: Jul 2026

Does Calorie restriction improve diabetes remission?

Emerging Evidence

Calorie restriction appears to improve Diabetes remission.

ConsistencyScore™: Consistency cannot yet be determined from the available evidence.

Ranked evidence signals

  1. 1

    Diabetes remission

    EvidenceScore™ Emerging | EvidenceScore™ 59.0 | strong positive | ConsistencyScore™ Unclear | 1 study

Why this answer: This answer is based on a single supporting study.

Limitations

  • Only one supporting study is available.
  • Consistency cannot yet be determined.
  • Population details are unavailable.
1 supporting studyUpdated: Jul 2026
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