cannabidiol toothpaste

CBD Dental Benefits

This study summary provides fact-based answers about CBD benefits for dental care.

  • learn how to use CBD for dental care
  • learn exactly how CBD compares to toothpaste brands like Colgate and Oral B
  • discover dental benefits of cannabinoids and possible adverse effects

If you don’t find an answer in this guide to a question you have, leave us a comment below. We’ll search the published studies to see if an answer exists and get back to you.

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2020 study: CBD killed plaque-causing bacteria better than Colgate and Oral B toothpaste. #cbd tell a friend


nih medical study

Published January 29, 2020



chewing gum


Study Results

In lab tests, cannabidiol (CBD), cannabichromene (CBC), cannabinol (CBN), cannabigerol (CBG), and cannabigerolic acid (CBGA) were more effective at reducing plaque-causing oral bacteria than either Oral B or Colgate (1).

nih dental study


clean teeth and lips


How does CBD work?

Cannabinoids have antibacterial properties which appear to be effective antibacterial agents against dental plaque-associated bacteria (2).

nih medical study

nih medical study


clean health smile


Our summary

It has been known for some time that one of the dental care benefits of cannabinoids like CBD is their antibacterial properties.  This study tests how effective cannabinoids are at killing dental plaque-associated bacteria compared to common over the counter oral hygiene products Oral B and Colgate (3).



cbd dental care




  • 6 patient groups were created based on Dutch periodontal screening index
  • dental plaque samples were collected from 60 adults aged 18-45
  • samples were treated with either CBG, CBD, CBC, CBN, CBGA, “Cannabite-F”, “Oral B” or “Colgate”
  • samples were incubated to grow bacterial cultures
  • plaque-causing bacterial colonies were counted after the incubation period (4)

nih medical study



Cannabinoids were more effective at reducing plaque-causing bacterial colonies than the synthetic oral care products Oral B and Colgate.


cannabinoids dental hygiene




“Cannabinoids have the potential to be used as an effective antibacterial agent against dental plaque-associated bacteria. Moreover, it provides a safer alternative for synthetic antibiotics to reduce the development of drug resistance.” (5)


Interested in learning more about CBD’s antibiotic boosting potential for drug-resistant bacteria? CBD makes antibiotics 64 times more effective against antibiotic-resistant bacterial strains.  See the 2020 study results here.




Video on oral care and cannabis.



Download The CBD Research


Keywords: antibacterial; cannabinoids; dental plaque; oral care products; personalized dental care



Stahl V, Vasudevan K. Comparison of Efficacy of Cannabinoids versus Commercial Oral Care Products in Reducing Bacterial Content from Dental Plaque: A Preliminary Observation. Cureus. 2020;12(1):e6809. Published 2020 Jan 29. doi:10.7759/cureus.6809

Study Authors 

Veronica Stahl

Dentistry, Euro Dent Belgium, Mortsel, BEL


 Kumar Vasudevan

Genetics, Cannibite, Antwerp, BEL

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