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July 29, 2026Journal of Essential Oil Bearing Plants

Antimicrobial efficacy of cinnamon essential oil on the oral microbiome: A systematic review of in vitro studies

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Authors

DZDiego Zenteno-ConstantinoMCManuel López Cabanillas-LomelíBGBlanca Edelia González-Martínez

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Overview

Systematic review evaluates cinnamon essential oil’s impact on oral bacteria, suggesting potential for oral disease management.

Key Points

  • This review aims to evaluate the antimicrobial effects of cinnamon essential oil on oral bacteria related to dental diseases.
  • Conducted a systematic search in multiple databases without publication date restrictions.
  • Included in vitro studies examining the effect of cinnamon essential oil on oral microbiome bacteria.
  • Utilized QUIN for risk-of-bias assessment and GRADE for evidence certainty.
  • Cinnamon essential oil exhibited significant bactericidal activity, particularly against Streptococcus mutans and Candida albicans.
  • Demonstrated a dose-dependent response with reduced cell viability at low minimum inhibitory concentrations.
  • Indicated morphological changes in microbial cells, suggesting membrane disruption as a mechanism of action.

Cite This Study

Zenteno-Constantino et al. (2026) studied this question.

synapsesocial.com/papers/6a69a24dc8da07d9defa58dchttps://doi.org/10.1080/0972060x.2026.2705489
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Minimum Inhibitory Concentration of Oral Bacteria: A Comparison Between Cloves and Cinnamon2025
  2. 2Effects of Cinnamon Essential Oil on Intestinal Flora Regulation of Ulcerative Colitis Mice Colonized by Candida albicans2025
  3. 3Multi-Target Bactericidal Mechanisms of Cinnamon Essential Oil Against <i>Xanthomonas euvesicatoria</i>: Transcriptomic Insights into Severe Metabolic Suppression and Divisome Arrest2026
  4. 4Essential Oils from the Perspective of Dentistry2024 · 1 citations
  5. 5Enhancing Therapeutic Efficacy of Cinnamon Essential Oil by Nanoemulsification for Intravaginal Treatment of Candida Vaginitis2024 · 14 citations