Resumen de Investigación
Analyzed using Evidence Intelligence™

Ketogenic diet improves weight and blood glucose control in type 2 diabetes

Última actualización 12 de septiembre de 2026

Key finding

Weight decreased significantly after intervention (P < 0.05).

A periodic ketogenic diet effectively controlled weight, blood glucose, and blood lipid levels in patients with type 2 diabetes.

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

A periodic ketogenic diet effectively controlled weight, blood glucose, and blood lipid levels in patients with type 2 diabetes.

Clinical relevance

These findings are significant for clinicians and patients as they suggest that a ketogenic diet may provide a viable dietary intervention for improving metabolic health in individuals with type 2 diabetes. By effectively reducing weight and improving blood glucose and lipid profiles, this diet could potentially lower the risk of diabetes-related complications and enhance overall health.

Keep in mind

Limited generalizability due to specific population characteristics Potential for unmeasured confounders affecting results Short duration of the intervention may not reflect long-term effects

Published in

Referencia de la Revista

Publication details and source links for this paper.

Sumei L, Guoxin L, Jinxing C, et al. Periodic ketogenic diet can control weight, blood glucose, and blood lipid in patients with type 2 diabetes. BMC Endocrine Disorders. 2022;22:34. doi:10.1186/s12902-022-00947-2

Efectos Principales

Body weight decreased by 8.06 kg (P < 0.001)

BMI decreased by 2.83 kg/m² (P < 0.001)

Fasting plasma glucose decreased significantly (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 Low-carbohydrate diet and BMI, Body weight, Fasting Plasma Glucose (FPG), and 8 more.

Primary intervention

Low-carbohydrate diet

Primary outcomes

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

Evidence relationships

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

11
Evidence pairs
11
Relationships
8
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

8

Related topics

11

Evidence pairs

3604

Related studies

High relevance in at least one topic

Why it is useful

  • Contributes to 11 evidence relationships
  • Includes primary outcome data
  • Linked to 8 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

Low-Carbohydrate Diet Education and Body Weight

Evidencia relacionada

Relación de evidencia

Low-Carbohydrate Diet Education and Body Composition

Guardar evidencia

Relación de evidencia

Low-Carbohydrate Diet Education and HbA1c

Guardar evidencia

Core evidence

Study findings

The primary outcomes reported in this study.

BMI

Low-carbohydrate diet → BMI

Low-carbohydrate diet → BMI

Evidence Intelligence™
EvidenceScore™
83
Strong
ImpactScore™
92
Very Positive
ConsistencyScore™
83
consistent
Estudios de apoyo: Basado en 6 estudios
Add to Evidence Tracker

Body weight

Low-carbohydrate diet → Body weight

Low-carbohydrate diet → Body weight

Evidence Intelligence™
EvidenceScore™
85
Strong
ImpactScore™
92
Very Positive
ConsistencyScore™
83
consistent
Estudios de apoyo: Basado en 13 estudios
Add to Evidence Tracker

Fasting insulin levels

Low-carbohydrate diet → Fasting insulin levels

Low-carbohydrate diet → Fasting insulin levels

Evidence Intelligence™
EvidenceScore™
83
Strong
ImpactScore™
92
Very Positive
ConsistencyScore™
83
consistent
Estudios de apoyo: Basado en 6 estudios
Add to Evidence Tracker

Fasting Plasma Glucose (FPG)

Low-carbohydrate diet → Fasting Plasma Glucose (FPG)

Low-carbohydrate diet → Fasting Plasma Glucose (FPG)

Evidence Intelligence™
EvidenceScore™
84
Strong
ImpactScore™
93
Very Positive
ConsistencyScore™
100
consistent
Estudios de apoyo: Basado en 7 estudios
Add to Evidence Tracker

HbA1c

Low-carbohydrate diet → HbA1c

Low-carbohydrate diet → HbA1c

Evidence Intelligence™
EvidenceScore™
86
Strong
ImpactScore™
82
Positive
ConsistencyScore™
65
generally_consistent
Estudios de apoyo: Basado en 24 estudios
Add to Evidence Tracker

High-density lipoprotein

Low-carbohydrate diet → High-density lipoprotein

Low-carbohydrate diet → High-density lipoprotein

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

Serum Uric Acid

Low-carbohydrate diet → Serum Uric Acid

Low-carbohydrate diet → Serum Uric Acid

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

Total cholesterol

Low-carbohydrate diet → Total cholesterol

Low-carbohydrate diet → Total cholesterol

Evidence Intelligence™
EvidenceScore™
56
Emerging
ImpactScore™
86
Very Positive
ConsistencyScore™
35
mixed
Estudios de apoyo: Basado en 2 estudios
Add to Evidence Tracker

Triglycerides

Low-carbohydrate diet → Triglycerides

Low-carbohydrate diet → Triglycerides

Evidence Intelligence™
EvidenceScore™
67
Moderate
ImpactScore™
92
Very Positive
ConsistencyScore™
67
generally_consistent
Estudios de apoyo: Basado en 3 estudios
Add to Evidence Tracker

Very-low-density lipoprotein cholesterol

Low-carbohydrate diet → Very-low-density lipoprotein cholesterol

Low-carbohydrate diet → 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

Waist circumference

Low-carbohydrate diet → Waist circumference

Low-carbohydrate diet → Waist circumference

Evidence Intelligence™
EvidenceScore™
86
Strong
ImpactScore™
94
Very Positive
ConsistencyScore™
88
consistent
Estudios de apoyo: Basado en 8 estudios
Add to Evidence Tracker

Evidence Library

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evidence suggest

La Evidencia Sugiere

  • Weight loss of 8.06 kg observed with ketogenic diet (P < 0.001)
  • Significant reduction in triglycerides by 0.32 mmol/L (P < 0.001)
  • Improvement in glycosylated hemoglobin levels (P < 0.001)
who this applies

A quién se aplica

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

Tener en Cuenta

  • Results may not apply to all demographics or diabetes types
  • Long-term effects of the ketogenic diet are still uncertain
  • Further research is needed to confirm findings in larger populations
between the lines

Entre Líneas

  • Limited generalizability due to specific population characteristics
  • Potential for unmeasured confounders affecting results
  • Short duration of the intervention may not reflect long-term effects

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 Low-Carbohydrate Diet Education and HbA1c, Low-Carbohydrate Diet Education and Body Composition.

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 Low-Carbohydrate Diet Education affect body weight?

Strong Evidence

Low-Carbohydrate Diet Education appears to affect body weight.

ConsistencyScore™: Results are consistent across studies.

Ranked evidence signals

  1. 1

    Body weight

    EvidenceScore™ Strong | EvidenceScore™ 85.4 | strong positive | ConsistencyScore™ Consistent | 1 study

Why this answer: This answer is based on 17 supporting studies with consistent results and a positive effect signal.

17 supporting studies

Does Low-Carbohydrate Diet Education improve body composition?

Strong Evidence

Low-Carbohydrate Diet Education appears to improve body composition.

ConsistencyScore™: Results are consistent across studies.

Ranked evidence signals

  1. 1

    Waist circumference

    EvidenceScore™ Strong | EvidenceScore™ 85.9 | strong positive | ConsistencyScore™ Consistent | 1 study

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

8 supporting studies

Does Low-Carbohydrate Diet Education lower HbA1c?

Strong Evidence

Low-Carbohydrate Diet Education may lower HbA1c.

ConsistencyScore™: Results are generally consistent across studies.

Ranked evidence signals

  1. 1

    HbA1c

    EvidenceScore™ Strong | EvidenceScore™ 86.0 | moderate positive | ConsistencyScore™ Generally Consistent | 1 study

Why this answer: This answer is based on 28 supporting studies with generally consistent results and a positive effect signal.

28 supporting studies

Does Low-Carbohydrate Diet Education improve insulin resistance?

Strong Evidence

Low-Carbohydrate Diet Education may improve insulin resistance.

ConsistencyScore™: Results are generally consistent across studies.

Ranked evidence signals

  1. 1

    Fasting insulin levels

    EvidenceScore™ Strong | EvidenceScore™ 82.7 | strong positive | ConsistencyScore™ Consistent | 1 study

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

12 supporting studies
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