Research Summary
Analyzed using Evidence Intelligence™

Aerobic Exercise and Saffron Improve Insulin Resistance in Obese Women

Key finding

HOMA-IR showed significant reduction in the ST, PT, and SS groups compared to the P group (p < 0.001).

This study investigated the effects of aerobic exercise and saffron supplementation on insulin resistance and inflammation in obese women with type 2 diabetes, finding significant improvements in several health markers.

Evidence strength

Moderate confidence

Study type

RCTs

Follow-up

Medium-Term (3–12 mo)

Some Concerns bias
Last updated July 3, 2026

Quick read

Study at a glance

The essential study design details in one scan.

Population

Young Adult (19–39), Middle Aged (40-64), Male, Female, Asia-Pacific (APAC), with T2 Diabetes

Intervention

Saffron + Training, Placebo + Training

Study type

RCTs

Follow-up

Medium-Term (3–12 mo)

Primary outcome

Homeostatic Model Assessment of Insulin Resistance (HOMA-IR)

Comparator

Placebo (P)

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 effects of aerobic exercise and saffron supplementation on insulin resistance and inflammation in obese women with type 2 diabetes, finding significant improvements in several health markers.

Clinical relevance

These findings are clinically significant as they suggest that integrating saffron supplementation with aerobic exercise could be an effective strategy for improving metabolic health in obese women with type 2 diabetes. This could lead to better management of diabetes and reduction in related health risks.

Keep in mind

The study's sample size may limit the generalizability of the findings. The long-term effects of saffron supplementation were not assessed. Potential confounding factors were not fully controlled.

Published in

Journal Reference

Publication details and source links for this paper.

Ali R, Ali ANG, Elham M, et al. Effects of Aerobic Exercise and Saffron Supplementation on Hemostasis, Inflammation, and Insulin Resistance in Obese Women with Type 2 Diabetes. European Journal of Sport Science. 2024;24(7):899-906. doi:10.1002/ejsc.12125

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Main Effects

HOMA-IR showed significant reduction in saffron plus training, placebo plus training, and saffron supplementation groups compared to placebo (p < 0.001).

Serum glucose levels significantly decreased in saffron plus training, placebo plus training, and saffron supplementation groups compared to placebo (p < 0.001).

Inflammatory markers such as interleukin-6 and TNF-alpha significantly reduced in saffron and training groups compared to placebo (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 Exercise therapy and Fibrinogen, Homocysteine, Insulin resistance, and 3 more.

Primary intervention

Exercise therapy

Primary outcomes

  • Fibrinogen
  • Homocysteine
  • Insulin resistance

Evidence relationships

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

6
Evidence pairs
6
Relationships
3
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

3

Related topics

6

Evidence pairs

233

Related studies

High relevance in at least one topic

Why it is useful

  • Contributes to 6 evidence relationships
  • Includes primary outcome data
  • Linked to 3 direct semantic evidence topics

Topic contributions

Evidence topic

Contributes evidence

Evidence topic

Contributes evidence

Evidence topic

Contributes evidence

Core evidence

Study findings

The primary outcomes reported in this study.

StrongDecrease

Fibrinogen

Exercise therapy → Fibrinogen

Exercise therapy → Fibrinogen

Evidence profile

StrongDecreaseClinical Outcomes
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StrongDecrease

Homocysteine

Exercise therapy → Homocysteine

Exercise therapy → Homocysteine

Evidence profile

StrongDecreaseMetabolic Health
Unlock full evidence details
StrongDecrease

Insulin resistance

Exercise therapy → Insulin resistance

Exercise therapy → Insulin resistance

Evidence profile

StrongDecreaseMetabolic Health
Unlock full evidence details
StrongDecrease

Interleukin-6 (IL-6)

Exercise therapy → Interleukin-6 (IL-6)

Exercise therapy → Interleukin-6 (IL-6)

Evidence profile

StrongDecreaseMetabolic Health
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StrongDecrease

Serum Glucose

Exercise therapy → Serum Glucose

Exercise therapy → Serum Glucose

Evidence profile

StrongDecreaseGlycemic Control
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StrongDecrease

Tumor Necrosis Factor-alpha (TNF-α)

Exercise therapy → Tumor Necrosis Factor-alpha (TNF-α)

Exercise therapy → Tumor Necrosis Factor-alpha (TNF-α)

Evidence profile

StrongDecreaseMetabolic Health
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evidence suggest

Evidence Suggest

  • HOMA-IR decreased by -1.5 index in saffron and training groups (p < 0.001).
  • Serum glucose levels decreased by -2 mmol/L in saffron and training groups (p < 0.001).
  • Fibrinogen levels decreased by -0.5 g/L in saffron and training groups (p < 0.001).
who this applies

Who this applies to

  • Obese women aged 30-60 with type 2 diabetes.
  • Individuals seeking alternative methods to manage diabetes.
  • Patients interested in combining dietary supplements with exercise.
keep in mind

Keep in Mind

  • Results may not apply to non-obese individuals or men.
  • Further research is needed to confirm long-term benefits.
  • The study did not explore the effects of saffron alone without exercise.
between the lines

Between the Lines

  • The study's sample size may limit the generalizability of the findings.
  • The long-term effects of saffron supplementation were not assessed.
  • Potential confounding factors were not fully controlled.

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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 Exercise therapy and Fibrinogen, Exercise therapy and Homocysteine.

Related evidence relationships

Explore in Evidence Archive

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 Exercise therapy improve fibrinogen?

Emerging Evidence

Exercise therapy appears to improve Fibrinogen.

ConsensusScore™: Results are consistent across studies.

Ranked evidence signals

  1. 1

    Fibrinogen

    EvidenceScore™ Emerging | EvidenceScore™ 51.7 | strong positive | ConsensusScore™ Consistent | 1 study

Why this answer: This answer is based on a single supporting study.

Limitations

  • Only one supporting study is available.
  • Population details are unavailable.
1 supporting studyUpdated: Jul 2026

Does Exercise therapy improve homocysteine?

Emerging Evidence

Exercise therapy appears to improve Homocysteine.

ConsensusScore™: Results are consistent across studies.

Ranked evidence signals

  1. 1

    Homocysteine

    EvidenceScore™ Emerging | EvidenceScore™ 51.7 | strong positive | ConsensusScore™ Consistent | 1 study

Why this answer: This answer is based on a single supporting study.

Limitations

  • Only one supporting study is available.
  • Population details are unavailable.
1 supporting studyUpdated: Jul 2026

Does Exercise therapy improve insulin resistance?

Emerging Evidence

Exercise therapy appears to improve Insulin resistance.

ConsensusScore™: Results are consistent across studies.

Ranked evidence signals

  1. 1

    Insulin resistance

    EvidenceScore™ Emerging | EvidenceScore™ 51.7 | strong positive | ConsensusScore™ Consistent | 1 study

Why this answer: This answer is based on a single supporting study.

Limitations

  • Only one supporting study is available.
  • Population details are unavailable.
1 supporting studyUpdated: Jul 2026

Does Exercise therapy improve interleukin-6 (il-6)?

Emerging Evidence

Exercise therapy appears to improve Interleukin-6 (IL-6).

ConsensusScore™: Results are consistent across studies.

Ranked evidence signals

  1. 1

    Interleukin-6 (IL-6)

    EvidenceScore™ Emerging | EvidenceScore™ 51.7 | strong positive | ConsensusScore™ Consistent | 1 study

Why this answer: This answer is based on a single supporting study.

Limitations

  • Only one supporting study is available.
  • Population details are unavailable.
1 supporting studyUpdated: Jul 2026
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