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Exploring Myrrh Oil as a Natural Antimicrobial Agent Against Oral Pathogens: An In Vitro Research.

P Koppolu1, H F Khan2, S M AlQasem2

  • 1Discipline of Periodontics and Implantology, University of Western Australia, Nedlands, Perth, Australia.

Nigerian Journal of Clinical Practice
|April 27, 2026
PubMed
Summary

Myrrh oil demonstrates significant antibacterial properties against common oral pathogens like Candida, E. coli, Klebsiella, and Staphylococcus aureus. This natural agent shows promise for oral healthcare applications.

Keywords:
Antibacterial effectsCandidaE. colimyrrh oiloral pathogens

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Area of Science:

  • Microbiology
  • Natural Products Chemistry
  • Oral Health Research

Background:

  • Concerns exist regarding synthetic pharmaceuticals for oral infections.
  • Growing interest in natural, herbal alternatives for oral health benefits.

Purpose of the Study:

  • To evaluate the antibacterial efficacy of myrrh oil against key oral bacteria.
  • To assess myrrh oil's potential as a natural oral healthcare agent.

Main Methods:

  • Oral bacteria were isolated from 50 individuals.
  • Antibacterial activity was assessed using Muller-Hinton agar supplemented with myrrh oil.
  • Organism identification and growth inhibition were evaluated using standard microbiological techniques.

Main Results:

  • Myrrh oil significantly reduced colony-forming units of Candida.
  • E. coli, Klebsiella, and Staphylococcus aureus showed decreased growth and suppressed colony formation upon exposure to myrrh oil.

Conclusions:

  • Myrrh oil exhibits potent antibacterial effects against common oral bacteria.
  • It presents a promising natural antibacterial agent for oral health management.
  • Further research is required for safety, dosage, and clinical application.