Research Summary
Analyzed using Evidence Intelligence™

Efsubaglutide improves diabetes control with metformin

Last updated September 12, 2026

Key finding

HbA1c decreased by 1.43% with 3 mg (p < 0.0001).

Efsubaglutide alfa significantly improved glycaemic control in adults with type 2 diabetes inadequately controlled on metformin.

Quick read

Study at a glance

The essential study design details in one scan.

EvidenceScore™

Moderate

Study type

RCTs

Follow-up

Medium-Term (3–12 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

Efsubaglutide alfa significantly improved glycaemic control in adults with type 2 diabetes inadequately controlled on metformin.

Clinical relevance

These findings are significant as they suggest that efsubaglutide could be a valuable addition to the treatment options for adults with type 2 diabetes who are not achieving adequate glycaemic control with metformin alone. Improved glycaemic control can lead to better long-term health outcomes and reduce the risk of diabetes-related complications.

Keep in mind

The study's population may not be representative of all adults with type 2 diabetes. The duration of the study may not capture long-term effects. Potential biases in self-reported data on weight and glycaemic control.

Published in

Journal Reference

Publication details and source links for this paper.

Weiping J, Fei G, Jingyi L, et al. Efsubaglutide alfa improves glycaemic control in adults with type 2 diabetes inadequately controlled on metformin. Nature Communications. 2026;17:6222. doi:10.1038/s41467-026-72574-7

Main Effects

HbA1c decreased by 1.43% with efsubaglutide (p < 0.0001).

Fasting plasma glucose decreased by 2.42 mmol/L with efsubaglutide (p < 0.001).

Body weight decreased by 2.74 kg with efsubaglutide (p < 0.001).

Evidence network

How this study fits

Understand where this research contributes within the broader evidence network.

Evidence Context

This study contributes evidence to Efsubaglutide 3 mg and Body weight, Fasting Plasma Glucose (FPG), HbA1c.

Primary intervention

Efsubaglutide 3 mg

Primary outcomes

  • Body weight
  • Fasting Plasma Glucose (FPG)
  • HbA1c

Evidence relationships

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

3
Evidence pairs
3
Relationships
4
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

4

Related topics

3

Evidence pairs

1865

Related studies

High relevance in at least one topic

Why it is useful

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

Topic contributions

Evidence topic

Contributes evidence

Evidence topic

Contributes evidence

Evidence topic

Contributes evidence

Evidence topic

Contributes evidence

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Primary evidence

Evidence topic

Fasting Blood Glucose

matched_outcome

Related evidence

Evidence topic

Glycemic Control

Save evidence

Core evidence

Study findings

The primary outcomes reported in this study.

Body weight

Efsubaglutide 3 mg → Body weight

Efsubaglutide 3 mg → Body weight

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

Fasting Plasma Glucose (FPG)

Efsubaglutide 3 mg → Fasting Plasma Glucose (FPG)

Efsubaglutide 3 mg → Fasting Plasma Glucose (FPG)

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

Efsubaglutide 3 mg → HbA1c

Efsubaglutide 3 mg → HbA1c

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

Evidence Library

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evidence suggest

Evidence Suggest

  • Efsubaglutide reduced HbA1c by 1.43%, significantly more than placebo.
  • Fasting plasma glucose decreased by 2.42 mmol/L with efsubaglutide.
  • Body weight decreased by 2.74 kg in the efsubaglutide group.
who this applies

Who this applies to

  • Adults with type 2 diabetes inadequately controlled on metformin.
  • Individuals seeking additional treatment options for glycaemic control.
keep in mind

Keep in Mind

  • Results may not apply to individuals not on metformin.
  • Further studies are needed to assess long-term safety and efficacy.
  • The study's findings are based on a specific population and may not generalize.
between the lines

Between the Lines

  • The study's population may not be representative of all adults with type 2 diabetes.
  • The duration of the study may not capture long-term effects.
  • Potential biases in self-reported data on weight and glycaemic control.

Evidence Library

Build your evidence library

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Connected Evidence

Explore related studies, evidence collections, and research questions.

Relationships organized using the Dediabetes Evidence Intelligence™ framework.

This study contributes to evidence on Efsubaglutide 3 mg and Body Weight, Efsubaglutide 3 mg and Fasting Glucose.

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 Efsubaglutide 3 mg affect body weight?

Emerging Evidence

Efsubaglutide 3 mg appears to affect body weight.

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

Ranked evidence signals

  1. 1

    Body weight

    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.
1 supporting study

Does Efsubaglutide 3 mg improve fasting plasma glucose (FPG)?

Emerging Evidence

Efsubaglutide 3 mg appears to improve fasting plasma glucose (FPG).

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

Ranked evidence signals

  1. 1

    Fasting Plasma Glucose (FPG)

    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.
1 supporting study

Does Efsubaglutide 3 mg lower HbA1c?

Emerging Evidence

Efsubaglutide 3 mg appears to lower HbA1c.

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

Ranked evidence signals

  1. 1

    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

  • Only one supporting study is available.
1 supporting study
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