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The Study

The impact of PBD (plant-based diet) on atherosclerosis biomarkers in the risk and progression of coronary heart disease: A systematic review of randomized controlled trials

In simple terms

This study looked at many smaller experiments where people were randomly assigned to eat a plant-based diet or not, and found that those who ate more plants tended to have better blood numbers. But we didn’t get to see the full details of those experiments, so we can’t be 100% sure it’s the diet that caused the change.

33%

Analysis score

33/ 100

Maximum 100 for a systematic review.

Where the score came from

Reporting0
Methodology38
Publication100
Statistical0
Study type (basis of the score)
Systematic Review
Level 2a - Systematic review of cohort studies
What’s the bottom line?

Eating more vegetables, fruits, beans, and whole grains instead of meat and junk food may help your heart work better.

Where does this study sit?

Reviews of RCTs (Meta-analyses)

Max 100

Randomized Trials

Max 90

Reviews of Cohort Studies

Max 85

Cohort Studies

Max 72

Reviews of Case-Control Studies

Max 63

Case-Control Studies

Max 58

Cross-Sectional & Case Series

Max 50

Expert Opinion

Max 5
StrongerWeaker
Reviews of Cohort Studies
Level 2a
33

33 / 100

Quality score

Systematic reviews and meta-analyses of cohort studies. They sit above a single cohort study but below a single randomized trial, because the underlying evidence is still observational.

Can establish causation

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Key takeaways

Summary

Based on the study abstract and findings.

  1. 1Yes — these changes are known to lower the risk of heart attacks and clogged arteries.
  2. 2Lower bad cholesterol, less body fat, lower blood pressure, and less inflammation were seen in people who ate more plants.

Score breakdown, methodology, conflicts of interest, evidence analysis & raw study data

Publication

Journal

Jurnal Gizi Indonesia (The Indonesian Journal of Nutrition)

Year

2025

Authors

Amara Azka Shafrina, Riski Hakiki, Raudhah Sari, Yasmin Nabila Ramadhani, Iflan Nauval

Open Access
Analysis v5
Fit Body Science verdict — we translate health studies into clear verdicts backed by peer-reviewed research.

Not medical advice. For informational purposes only. Always consult a qualified healthcare professional before making health decisions.