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 TrackerNutrition & DietType 2 Diabetes (T2D)Healthcare Delivery & Education
Research Summary
Analyzed using Evidence Intelligence™
Remote nutrition education with low-carb diet improves blood sugar and reduces medication use in type 2 diabetes
Last updated May 4, 2026
Key finding
A 16-week remote nutrition education program based on a low-carbohydrate diet improved HbA1c, fasting glucose, BMI, and reduced medication needs in adults with type 2 diabetes in Brazilian primary care.
This study tested a remote nutrition education program focused on a low-carbohydrate diet in 58 Brazilian adults with type 2 diabetes. After 16 weeks, those in the program had better blood sugar control, lost weight, and used less diabetes medication compared to those receiving standard care.
Quick read
Study at a glance
The essential study design details in one scan.
EvidenceScore™
Moderate
Study type
Randomized Controlled Trials (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 16-week remote nutrition education program based on a low-carbohydrate diet improved HbA1c, fasting glucose, BMI, and reduced medication needs in adults with type 2 diabetes in Brazilian primary care.
Published in
Journal Reference
Publication details and source links for this paper.
Balbinot GS, Costódio RS, Vicentini GE. Impact of a remote nutrition education on low-carbohydrate diet based in type 2 diabetes management: findings from a Brazilian primary care randomized controlled trial. Diabetol Int. 2026;17(3):42. doi:10.1007/s13340-026-00898-2
Main Effects
HbA1c ↓ by 0.91% (net difference 1.17% vs control)
Fasting glucose ↓ by 15.5%
Body weight ↓ by 5.1% (4.35 kg)
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, HbA1c.
This study contributes evidence to
Primary intervention
Low-carbohydrate diet
Primary outcomes
- BMI
- Body weight
- HbA1c
Evidence topics
Primary intervention
Primary outcomes
Evidence relationships
Intervention and outcome relationships this study adds to the evidence network.
3
Evidence pairs
3
Relationships
3
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: 54
3
Related topics
3
Evidence pairs
585
Related studies
High relevance in at least one topic
Why it is useful
- Contributes to 3 evidence relationships
- Uses a randomized study design signal
- Linked to 3 direct semantic evidence topics
Topic contributions
Evidence topic
Contributes evidence
Evidence topic
Contributes evidence
Evidence topic
Contributes evidence
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Primary evidence
Evidence relationship
Low-Carbohydrate Diet Education and Body Weight
Related evidence
Evidence relationship
Low-Carbohydrate Diet Education and HbA1c
Save evidence
Evidence relationship
Low-Carbohydrate Diet Education and Body Mass Index
Save evidence
Core evidence
Study findings
The primary outcomes reported in this study.
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 TrackerEvidence 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 TrackerEvidence Library
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Evidence Suggest
- Remote nutrition education with low-carb guidance improved glycemic control more than standard primary care alone
- Reductions in medication use suggest the intervention may lower treatment burden and healthcare costs
- Results were achieved using simple, scalable digital tools (videos, PDF guide, WhatsApp messaging)
Who this applies to
Adults aged 40-89 with non-insulin-treated type 2 diabetes in primary care settings who have internet access and are willing to make dietary changes using digital nutrition education.
Keep in Mind
The study was open-label (participants knew their group), which may have influenced behaviors beyond the diet itself. The 16-week period is relatively short, and long-term sustainability of these benefits needs further study. Results come from a single Brazilian municipality and may differ in other healthcare contexts.
Between the Lines
- Short 16-week duration with no post-intervention follow-up
- No quantitative dietary intake or adherence assessment
- Baseline imbalances in body weight and HbA1c between groups (not statistically significant)
- Single-center study in one Brazilian municipality, limiting generalizability
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 Low-Carbohydrate Diet Education and Body Weight, Low-Carbohydrate Diet Education and HbA1c.
Related evidence relationships
Explore in Evidence ExplorerThis study contributes to the evidence on the following intervention-outcome relationships.
Diet and Nutrition
Low-Carbohydrate Diet Education → Body Weight
Diet and Nutrition
Evidence Intelligence™
- EvidenceScore™
- Moderate
- Score 69 · Based on 2 studies
- ImpactScore™
- 100
- Very Positive
- ConsistencyScore™
- 100
- consistent
Supporting studies: Based on 2 studies
View evidenceDiet and Nutrition
Low-Carbohydrate Diet Education → HbA1c
Diet and Nutrition
Evidence Intelligence™
- EvidenceScore™
- Moderate
- Score 69 · Based on 2 studies
- ImpactScore™
- 100
- Very Positive
- ConsistencyScore™
- 100
- consistent
Supporting studies: Based on 2 studies
View evidenceIncluded in these evidence collections
Curated evidence collections and hubs this study is part of.
Body Weight Evidence Hub
All studies measuring Body Weight
2 studies
outcome_hubMeasures Body Weight as a key outcome.
HbA1c Evidence Hub
All studies measuring HbA1c
2 studies
outcome_hubMeasures HbA1c as a key outcome.
Low-Carbohydrate Diet Education Evidence Hub
All studies on Low-Carbohydrate Diet Education
2 studies
intervention_hubContributes to Low-Carbohydrate Diet Education evidence base.
Explore more in Evidence Explorer
Jump to pre-filtered views in Evidence Explorer.
All studies on Low-carbohydrate diet and Body weight
Intervention: Low-carbohydrate dietOutcome: Body weight
2 results
All studies on Low-carbohydrate diet and HbA1c
Intervention: Low-carbohydrate dietOutcome: HbA1c
2 results
All studies on Low-carbohydrate diet
Intervention: Low-carbohydrate diet
2 results
All studies measuring Body weight
Outcome: Body weight
2 results
All studies measuring HbA1c
Outcome: HbA1c
2 results
Questions answered by this study
Generated from the study's connected evidence using Evidence Intelligence™.
Does Low-Carbohydrate Diet Education affect body weight?
Moderate Evidence
Low-Carbohydrate Diet Education appears to improve Body Weight.
ConsistencyScore™: Results are consistent across studies.
Ranked evidence signals
- 1
Body weight
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.
Does Low-Carbohydrate Diet Education improve HbA1c?
Moderate Evidence
Low-Carbohydrate Diet Education appears to improve HbA1c.
ConsistencyScore™: Results are consistent across studies.
Ranked evidence signals
- 1
HbA1c
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.
Does Low-Carbohydrate Diet Education affect body mass index?
Emerging Evidence
Low-Carbohydrate Diet Education appears to improve Body Mass Index.
ConsistencyScore™: Consistency cannot yet be determined from the available evidence.
Ranked evidence signals
- 1
BMI
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.
- Consistency cannot yet be determined.
- Population details are unavailable.
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