What Can CBD Do for Dental and Oral Health? | Research

The takeaway

CBD shows promise for dental pain, oral inflammation, and radiation-induced mouth sores, though regenerative dentistry applications remain early-stage.

Dentists, oral surgeons, oncologists treating head/neck cancers, dental researchers

What the researchers found

Among 57 included studies, cell-based research demonstrated CBD's anti-inflammatory properties in oral-origin cells and impact on bone formation. Clinical trials and patents showed benefits for maxillofacial pain and inflammation, particularly radiation-induced mucositis. Regenerative dentistry applications remain limited.

Why it matters

Dental pain and oral inflammation affect millions, and current treatments have significant side effects. CBD's anti-inflammatory properties could provide a gentler alternative, especially for patients dealing with radiation-related oral complications from cancer treatment.

The numbers in context

57 studies included from 6 databases. Research spans cell studies, clinical trials, and registered patents. Clinical evidence strongest for pain/inflammation management in maxillofacial conditions and radiation-induced mucositis.

How the study worked

Systematic search of PubMed-MEDLINE, Scopus, Embase, Cochrane Library, and patent databases (WIPO, EPO, USPTO) for studies on CBD in dentistry published 2013-2024. Risk of bias assessed with Cochrane RoB 2 tool. PRISMA guidelines followed.

What this study cannot tell us

Most evidence is from cell studies, not clinical trials. Heterogeneous study designs limit direct comparisons. Patent data may overrepresent commercial interest rather than clinical efficacy. Limited to English-language publications.

How to read the evidence

Comprehensive systematic review with rigorous methodology, though most included studies are preclinical cell-based research rather than clinical trials.

When this study was published

Reviews literature from 2013-2024, registered in PROSPERO.

The bigger picture

The dental applications of CBD represent an underexplored frontier — while pain and inflammation research is advancing, the potential for CBD in bone regeneration and tissue healing could reshape restorative dentistry if the early cellular evidence translates clinically.

Questions still open

What CBD formulations work best for oral delivery? Could CBD toothpastes or mouthwashes provide meaningful anti-inflammatory benefits? How does CBD interact with standard dental anesthetics?

Common questions

Can CBD help with dental pain?

Clinical trials and patents show CBD has benefits for managing pain and inflammation in the jaw and face area, with particularly promising results for radiation-induced mouth sores in cancer patients.

Is CBD used in dental products?

While research is active and patents have been filed, CBD dental products are still emerging. The strongest evidence supports anti-inflammatory and pain-relieving applications rather than tooth regeneration, which remains in early research stages.

Read the original research

Therapeutic Potential of Cannabidiol in Dentistry: A Systematic Review From Cellular Mechanisms to Clinical Trials.

Journal of oral pathology & medicine : official publication of the International Association of Oral Pathologists and the American Academy of Oral Pathology, 55(2), 177-190

View on PubMed ↗Publisher’s paper ↗

Citation

Kornsuthisopon, Chatvadee; Chansaenroj, Ajjima; Vimolmangkang, Sornkanok; Samaranayake, Lakshman P; Osathanon, Thanaphum. (2026). Therapeutic Potential of Cannabidiol in Dentistry: A Systematic Review From Cellular Mechanisms to Clinical Trials.. Journal of oral pathology & medicine : official publication of the International Association of Oral Pathologists and the American Academy of Oral Pathology, 55(2), 177-190. https://doi.org/10.1111/jop.70081