Research Summary
Analyzed using Evidence Intelligence™

Probiotics improve insulin resistance in diabetic hemodialysis patients

Last updated July 6, 2026

Key finding

HOMA-IR decreased by 0.66 from baseline to 12 weeks (p=0.006).

Probiotic supplementation significantly improved insulin resistance and other metabolic markers in diabetic patients undergoing hemodialysis.

Quick read

Study at a glance

The essential study design details in one scan.

EvidenceScore™

Moderate

Study type

RCTs

Follow-up

Extended (5–20+ y)

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

Probiotic supplementation significantly improved insulin resistance and other metabolic markers in diabetic patients undergoing hemodialysis.

Clinical relevance

These findings suggest that probiotics could be a beneficial adjunct therapy for managing diabetes in patients undergoing hemodialysis, potentially leading to improved metabolic health and reduced complications associated with diabetes and kidney disease.

Keep in mind

Limited sample size may affect generalizability. Short duration of the study limits long-term conclusions. Lack of detailed demographic data on participants.

Published in

Journal Reference

Publication details and source links for this paper.

Alexander M, John RA, Usharani P, Raja KK, Padmaja M, Imran K. Probiotic Supplementation Improves Insulin Resistance in Diabetic Patients on Hemodialysis. Cureus. 2024;16(11):e74621. doi:10.7759/cureus.74621

Main Effects

Insulin resistance (HOMA-IR) decreased by 0.66 in the probiotic group (p=0.006).

Malondialdehyde (MDA) decreased by 0.92 μmol/L in the probiotic group (p=0.001).

Nitric oxide (NO) increased by 6.16 μmol/L in the probiotic group (p=0.004).

Evidence network

How this study fits

Understand where this research contributes within the broader evidence network.

Evidence Context

This study contributes evidence to Multispecies probiotic supplementation and Fasting blood sugar (FBS), Glutathione (GSH), HbA1c, and 3 more.

Primary intervention

Multispecies probiotic supplementation

Primary outcomes

  • Fasting blood sugar (FBS)
  • Glutathione (GSH)
  • HbA1c

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

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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.

Moderate contributionModerate confidenceNetwork score: 68

4

Related topics

6

Evidence pairs

862

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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Primary evidence

Evidence relationship

Probiotics and Synbiotics and HbA1c

Related evidence

Evidence relationship

Probiotics and Synbiotics and Fasting Glucose

Save evidence

Evidence relationship

Probiotics and Synbiotics and Insulin Resistance

Save evidence

Core evidence

Study findings

The primary outcomes reported in this study.

Fasting blood sugar (FBS)

Multispecies probiotic supplementation → Fasting blood sugar (FBS)

Multispecies probiotic supplementation → Fasting blood sugar (FBS)

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

Glutathione (GSH)

Multispecies probiotic supplementation → Glutathione (GSH)

Multispecies probiotic supplementation → Glutathione (GSH)

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

Multispecies probiotic supplementation → HbA1c

Multispecies probiotic supplementation → HbA1c

Evidence Intelligence™
EvidenceScore™
Strong
Score 79 · Based on 3 studies
ImpactScore™
100
Very Positive
ConsistencyScore™
100
consistent
Supporting studies: Based on 3 studies
Add to Evidence Tracker

Insulin resistance

Multispecies probiotic supplementation → Insulin resistance

Multispecies probiotic supplementation → Insulin resistance

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

Malondialdehyde (MDA)

Multispecies probiotic supplementation → Malondialdehyde (MDA)

Multispecies probiotic supplementation → Malondialdehyde (MDA)

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

Nitric Oxide (NO)

Multispecies probiotic supplementation → Nitric Oxide (NO)

Multispecies probiotic supplementation → Nitric Oxide (NO)

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

  • Probiotic supplementation reduced insulin resistance significantly (HOMA-IR decreased by 0.66).
  • MDA levels decreased by 0.92 μmol/L, indicating reduced oxidative stress.
  • NO levels increased by 6.16 μmol/L, suggesting improved endothelial function.
who this applies

Who this applies to

  • Diabetic patients undergoing hemodialysis.
  • Adults with chronic kidney disease and insulin resistance.
keep in mind

Keep in Mind

  • Results may not apply to non-diabetic patients or those not on hemodialysis.
  • Further research is needed to confirm long-term effects.
  • Potential variability in probiotic strains and dosages could influence outcomes.
between the lines

Between the Lines

  • Limited sample size may affect generalizability.
  • Short duration of the study limits long-term conclusions.
  • Lack of detailed demographic data on participants.

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 Probiotics and Synbiotics and HbA1c, Probiotics and Synbiotics and Oxidative Stress Markers.

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 Probiotics and Synbiotics improve HbA1c?

Strong Evidence

Probiotics and Synbiotics 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 11 supporting studies with consistent results and a positive effect signal.

Limitations

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

Does Probiotics and Synbiotics improve fasting glucose?

Strong Evidence

Probiotics and Synbiotics may improve Fasting Glucose.

ConsistencyScore™: Results are generally consistent across studies.

Ranked evidence signals

  1. 1

    Fasting blood sugar (FBS)

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

Why this answer: This answer is based on 12 supporting studies with generally consistent results and a positive effect signal.

Limitations

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

Does Probiotics and Synbiotics improve insulin resistance?

Strong Evidence

Probiotics and Synbiotics may improve Insulin Resistance.

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

Evidence caveat: The available evidence reports mixed findings.

Ranked evidence signals

  1. 1

    Insulin resistance

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

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

Limitations

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

Does Probiotics and Synbiotics improve oxidative stress markers?

Moderate Evidence

Probiotics and Synbiotics appears to improve Oxidative Stress Markers.

ConsistencyScore™: Results are consistent across studies.

Ranked evidence signals

  1. 1

    Malondialdehyde (MDA)

    EvidenceScore™ Moderate | EvidenceScore™ 69.0 | strong positive | ConsistencyScore™ Consistent | 1 study

Why this answer: This answer is based on a small number of supporting studies and should be interpreted cautiously.

Limitations

  • Only a small number of supporting studies are available.
  • Population details are unavailable.
2 supporting studiesUpdated: Aug 2026
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