Resumen de Investigación
Analyzed using Evidence Intelligence™

Metformin and acarbose improve glycemic control in type 2 diabetes

Última actualización 21 de agosto de 2026

Key finding

Metformin therapy was independently associated with higher triglycerides (TGs, β = 0.471, P = 0.003).

This study investigated the combined effects of metformin and acarbose on glycemic control in type 2 diabetes patients, revealing significant impacts of metformin on triglycerides and LDL cholesterol.

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

This study investigated the combined effects of metformin and acarbose on glycemic control in type 2 diabetes patients, revealing significant impacts of metformin on triglycerides and LDL cholesterol.

Clinical relevance

Understanding the effects of these medications is crucial for optimizing treatment strategies in type 2 diabetes. The findings suggest that while metformin can improve certain lipid profiles, it may also lead to higher triglycerides and postprandial glucose levels, which could influence clinical decisions regarding diabetes management.

Keep in mind

Limited sample size may affect the generalizability of results. The study did not assess long-term outcomes of the interventions. Potential confounding factors were not fully controlled.

Published in

Referencia de la Revista

Publication details and source links for this paper.

Yu A, Yinhui L, Nannan B, et al. The interactive effect of metformin and acarbose on glycemic control in patients with type 2 diabetes. Frontiers in Nutrition. 2022;9:861750. doi:10.3389/fnut.2022.861750

Efectos Principales

Metformin therapy was associated with an increase in triglycerides (β = 0.471, P = 0.003).

Metformin therapy was associated with an increase in 2-hour postprandial plasma glucose (β = 0.381, P = 0.046).

Metformin therapy was associated with a decrease in low-density lipoprotein cholesterol (β = -0.149, P = 0.013).

Evidence network

How this study fits

Understand where this research contributes within the broader evidence network.

Evidence Context

This study contributes evidence to Acarbose, Metformin and Glucose iAUC (OGTT), Triglycerides, Very-low-density lipoprotein cholesterol.

Primary intervention

Acarbose

Primary outcomes

  • Glucose iAUC (OGTT)
  • Triglycerides
  • Very-low-density lipoprotein cholesterol

Evidence relationships

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

6
Evidence pairs
6
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: 68

4

Related topics

6

Evidence pairs

698

Related studies

High relevance in at least one topic

Why it is useful

  • Contributes to 6 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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Evidencia principal

Relación de evidencia

Metformin Therapies and Postprandial and OGTT Glucose

Evidencia relacionada

Relación de evidencia

Alpha-glucosidase inhibitors and Postprandial and OGTT Glucose

Guardar evidencia

Relación de evidencia

Metformin Therapies and Adipokine and Angiogenic Markers

Guardar evidencia

Core evidence

Study findings

The primary outcomes reported in this study.

Glucose iAUC (OGTT)

Acarbose → Glucose iAUC (OGTT)

Acarbose → Glucose iAUC (OGTT)

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
50
Neutral
ConsistencyScore™
unclear
Not enough independent studies
Estudios de apoyo: Basado en 1 estudio
Add to Evidence Tracker

Triglycerides

Acarbose → Triglycerides

Acarbose → Triglycerides

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
50
Neutral
ConsistencyScore™
unclear
Not enough independent studies
Estudios de apoyo: Basado en 1 estudio
Add to Evidence Tracker

Very-low-density lipoprotein cholesterol

Acarbose → Very-low-density lipoprotein cholesterol

Acarbose → Very-low-density lipoprotein cholesterol

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
50
Neutral
ConsistencyScore™
unclear
Not enough independent studies
Estudios de apoyo: Basado en 1 estudio
Add to Evidence Tracker

Glucose iAUC (OGTT)

Metformin → Glucose iAUC (OGTT)

Metformin → Glucose iAUC (OGTT)

Evidence Intelligence™
EvidenceScore™
83
Strong
ImpactScore™
71
Positive
ConsistencyScore™
75
consistent
Estudios de apoyo: Basado en 6 estudios
Add to Evidence Tracker

Triglycerides

Metformin → Triglycerides

Metformin → Triglycerides

Evidence Intelligence™
EvidenceScore™
Moderate
Score 69 · Based on 2 studies
ImpactScore™
38
Slightly Negative
ConsistencyScore™
35
mixed
Estudios de apoyo: Basado en 2 estudios
Add to Evidence Tracker

Very-low-density lipoprotein cholesterol

Metformin → Very-low-density lipoprotein cholesterol

Metformin → Very-low-density lipoprotein cholesterol

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
100
Very Positive
ConsistencyScore™
unclear
Not enough independent studies
Estudios de apoyo: Basado en 1 estudio
Add to Evidence Tracker

Evidence Library

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evidence suggest

La Evidencia Sugiere

  • Metformin increased triglycerides by 0.471 mmol/L (P = 0.003).
  • Metformin increased 2-hour postprandial glucose by 0.381 mmol/L (P = 0.046).
  • Metformin decreased LDL cholesterol by 0.149 mmol/L (P = 0.013).
who this applies

A quién se aplica

  • Adults diagnosed with type 2 diabetes.
  • Patients currently undergoing treatment for glycemic control.
keep in mind

Tener en Cuenta

  • Results may not apply to populations outside the study sample.
  • The effects of acarbose were not significant in this study.
  • Further research is needed to explore long-term impacts of these medications.
between the lines

Entre Líneas

  • Limited sample size may affect the generalizability of results.
  • The study did not assess long-term outcomes of the interventions.
  • Potential confounding factors were not fully controlled.

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 Metformin Therapies and Postprandial and OGTT Glucose, Metformin Therapies and Adipokine and Angiogenic Markers.

Relaciones de evidencia relacionadas

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 Metformin Therapies improve postprandial and ogtt glucose?

Strong Evidence

Metformin Therapies may improve Postprandial and OGTT Glucose.

ConsistencyScore™: Results are generally consistent across studies.

Ranked evidence signals

  1. 1

    Glucose iAUC (OGTT)

    EvidenceScore™ Strong | EvidenceScore™ 82.8 | moderate positive | ConsistencyScore™ Consistent | 1 study

Why this answer: This answer is based on 8 supporting studies with generally consistent results and a positive effect signal.

Limitations

  • Population details are unavailable.
8 supporting studiesUpdated: Aug 2026

Does Alpha-glucosidase inhibitors improve postprandial and ogtt glucose?

Strong Evidence

Alpha-glucosidase inhibitors may improve Postprandial and OGTT Glucose.

ConsistencyScore™: Results are generally consistent across studies.

Ranked evidence signals

  1. 1

    Glucose iAUC (OGTT)

    EvidenceScore™ Emerging | EvidenceScore™ 59.0 | neutral | ConsistencyScore™ Unclear | 1 study

Why this answer: This answer is based on 3 supporting studies with generally consistent results and a positive effect signal.

Limitations

  • Population details are unavailable.
3 supporting studiesUpdated: Aug 2026

Does Metformin Therapies improve adipokine and angiogenic markers?

Strong Evidence

Metformin Therapies may improve Adipokine and Angiogenic Markers.

ConsistencyScore™: Results are mixed and should be interpreted cautiously.

Evidence caveat: The available evidence reports mixed findings.

Ranked evidence signals

  1. 1

    Triglycerides

    EvidenceScore™ Moderate | EvidenceScore™ 69.0 | weak negative | ConsistencyScore™ Mixed | 1 study

Why this answer: This answer is cautious because the available studies report mixed findings.

Limitations

  • Population details are unavailable.
3 supporting studiesUpdated: Aug 2026

Does Alpha-glucosidase inhibitors improve adipokine and angiogenic markers?

Emerging Evidence

Current evidence does not show a clear benefit of Alpha-glucosidase inhibitors for Adipokine and Angiogenic Markers.

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

Ranked evidence signals

  1. 1

    Triglycerides

    EvidenceScore™ Emerging | EvidenceScore™ 59.0 | neutral | 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: Aug 2026
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