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Can guava fruit intake decrease blood pressure and blood lipids?

R B Singh1, S S Rastogi, N K Singh

  • 1Medical Hospital and Research Centre, Moradabad, India.

Journal of Human Hypertension
|February 1, 1993
PubMed
Summary

Daily guava fruit intake significantly reduced blood pressure (BP) and improved blood lipids in hypertensive patients. This study highlights guava

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Area of Science:

  • Cardiovascular Health
  • Nutritional Science
  • Dietary Interventions

Background:

  • Essential hypertension affects a significant portion of the global population.
  • Managing hypertension often involves lifestyle modifications, including diet.
  • Dietary factors like potassium and fiber play a role in cardiovascular health.

Purpose of the Study:

  • To investigate the impact of daily guava fruit consumption on blood pressure (BP) and blood lipids in individuals with essential hypertension.
  • To assess the effects of guava's potassium and soluble fiber content on cardiovascular risk factors.

Main Methods:

  • A randomized, single-blind, controlled trial involving 145 hypertensive patients.
  • Group A consumed 0.5-1.0 kg of guava daily alongside a potassium-rich, low-sodium diet.

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  • Group B followed their usual diet; key dietary components (salt, fat, cholesterol, caffeine, alcohol) were similar between groups.

    • Main Results:

    • Group A experienced a significant net decrease in mean systolic BP (7.5 mmHg) and diastolic BP (8.5 mmHg) compared to Group B.
    • Increased soluble dietary fiber intake in Group A led to a 7.9% decrease in total cholesterol and a 7.0% decrease in triglycerides.
    • HDL-cholesterol showed an insignificant increase (4.6%) in Group A.

    Conclusions:

    • Increased guava consumption may substantially reduce blood pressure and improve blood lipid profiles in hypertensive patients.
    • Guava's high potassium and soluble fiber content are likely responsible for the observed beneficial effects on BP and lipids.
    • Guava intake presents a promising dietary strategy for managing hypertension and associated cardiovascular risk factors.