Research Summary
Analyzed using Evidence Intelligence™

High-Dose Oral Insulin Shows No Benefit in Type 1 Diabetes Progression

Last updated September 10, 2026

Key finding

Dysglycemia or diabetes developed in 87 participants (46 receiving oral insulin and 41 receiving placebo; hazard ratio 1.07; 95% CI 0.66–1.73; P = 0.74)

This study evaluated the effects of high-dose oral insulin in children with Stage 1 Type 1 Diabetes. It found no significant difference in progression to dysglycemia or immune response compared to placebo.

Quick read

Study at a glance

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

What this paper says

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

Study focus

This study evaluated the effects of high-dose oral insulin in children with Stage 1 Type 1 Diabetes. It found no significant difference in progression to dysglycemia or immune response compared to placebo.

Clinical relevance

Understanding the effectiveness of treatments for early-stage Type 1 Diabetes is crucial for managing the disease and preventing its progression. This study suggests that high-dose oral insulin may not provide the expected benefits, highlighting the need for further research into alternative interventions.

Keep in mind

The study had a relatively small sample size. Results may not be generalizable beyond the studied population. Potential confounding factors were not fully accounted for.

Published in

Journal Reference

Publication details and source links for this paper.

Anette-Gabriele Z, Ali A, Stefanie A, et al. High-Dose Oral Insulin in Children with Stage 1 Type 1 Diabetes: A Randomized Controlled Trial. Diabetes Care. 2026;49(5):746-754. doi:10.2337/dc25-2818

Main Effects

Dysglycemia developed in 87 participants, with 46 in the oral insulin group and 41 in the placebo group (hazard ratio 1.07, P = 0.74).

Increased immune response to insulin was observed in 11 (25%) of 44 participants in the oral insulin group versus 13 (31%) of 42 in the placebo group (P = 0.63).

Evidence network

How this study fits

Understand where this research contributes within the broader evidence network.

Evidence Context

This study contributes evidence to Oral insulin and Glycemic control comparison to commercial AID systems, Mean arterial pressure reduction.

Primary intervention

Oral insulin

Primary outcomes

  • Glycemic control comparison to commercial AID systems
  • Mean arterial pressure reduction

Evidence relationships

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

2
Evidence pairs
2
Relationships
1
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: 55

1

Related topics

2

Evidence pairs

140

Related studies

High relevance in at least one topic

Why it is useful

  • Contributes to 2 evidence relationships
  • Includes primary outcome data
  • Linked to 1 direct semantic evidence topic

Topic contributions

Evidence topic

Contributes evidence

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Primary evidence

Evidence topic

Blood Pressure

matched_outcome

Core evidence

Study findings

The primary outcomes reported in this study.

Glycemic control comparison to commercial AID systems

Oral insulin → Glycemic control comparison to commercial AID systems

Oral insulin → Glycemic control comparison to commercial AID systems

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
50
Neutral
ConsistencyScore™
unclear
Not enough independent studies
Supporting studies: Based on 1 study
Add to Evidence Tracker

Mean arterial pressure reduction

Oral insulin → Mean arterial pressure reduction

Oral insulin → Mean arterial pressure reduction

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
50
Neutral
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

  • Dysglycemia occurred similarly in both treatment groups (hazard ratio 1.07).
  • No significant difference in immune response to insulin (P = 0.63).
who this applies

Who this applies to

  • Children diagnosed with Stage 1 Type 1 Diabetes.
  • Participants in early stages of diabetes management.
keep in mind

Keep in Mind

  • The study's findings may not apply to older populations or those with more advanced diabetes.
  • The lack of significant findings suggests further research is needed.
  • The small sample size limits the robustness of the conclusions.
between the lines

Between the Lines

  • The study had a relatively small sample size.
  • Results may not be generalizable beyond the studied population.
  • Potential confounding factors were not fully accounted for.

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 Oral insulin and Glycemic control comparison to commercial AID systems, Oral insulin and Mean arterial pressure reduction.

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 Oral insulin improve glycemic control comparison to commercial aid systems?

Emerging Evidence

Current evidence does not show a clear benefit of Oral insulin for glycemic control comparison to commercial aid systems.

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

Ranked evidence signals

  1. 1

    Glycemic control comparison to commercial AID systems

    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.
1 supporting study

What evidence is available on Oral insulin and mean arterial pressure reduction?

Emerging Evidence

Current evidence does not show a clear reduction in mean arterial pressure reduction with Oral insulin.

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

Ranked evidence signals

  1. 1

    Mean arterial pressure reduction

    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.
1 supporting study
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