Direct answer
Ozone may reduce microorganisms under controlled conditions and may be used as an adjunctive irrigant or topical treatment in some dental protocols. Current evidence is not strong or consistent enough to conclude that ozone improves implant survival, replaces mechanical cleaning or antibiotics when they are indicated, treats peri-implantitis by itself, or “detoxifies” the body.
Key takeaways
- Ozone gas, ozonated water, and ozonated oils are different preparations.
- Laboratory antimicrobial activity does not prove improved long-term implant outcomes.
- Possible uses include irrigation, topical exposure, or addition to debridement, but clinical evidence is heterogeneous.
- Ozone should not replace source control, mechanical biofilm disruption, drainage, or indicated medical treatment.
- Inhaled ozone can injure the respiratory tract; gas delivery requires controlled equipment and training.
Evidence and decision snapshot
| Issue | Possible role | Important limitation |
|---|---|---|
| Formulations | Gas, water, or oil for different local uses | Dose and tissue exposure are difficult to compare |
| Antimicrobial effect | May reduce microbial load | Clinical biofilms are more complex than cultures |
| Healing claims | Possible short-term supportive effects | No proven survival or osseointegration advantage |
| Safety | Controlled dental delivery may limit exposure | Gas must not be inhaled and excess exposure can injure tissue |
What ozone therapy means in dentistry
Dental ozone may be applied as a controlled gas, dissolved in water, or incorporated into oil. Concentration, stability, route, duration, and target differ. “Oxygen-ozone therapy” should not be presented as systemic oxygenation when the intended use is local irrigation.
Why laboratory results are not enough
Ozone can inactivate microorganisms in simplified laboratory conditions. Clinical implant biofilms include proteins, calculus, tissue fluid, irregular surfaces, and inaccessible defects. A meaningful therapy must improve clinical outcomes, not only immediate colony counts.
Long-term implant-specific trials remain limited, and evidence from periodontal pockets or extraction wounds should be labeled indirect.
Possible surgical and maintenance roles
Ozonated water or oil may be used as part of irrigation or topical wound care, and ozone has been studied as an adjunct to peri-implant debridement. It does not change the need for atraumatic surgery, removal of devitalized tissue, mechanical cleaning, stable closure, and monitoring.
In an infected site, source control and suitable anatomy remain decisive. Ozone should not delay surgical access, restoration correction, or implant removal when indicated.
Safety and claims beyond the evidence
Ozone is a respiratory irritant. Gas systems require sealed delivery, effective suction or scavenging, and avoidance of improvised equipment. Greater concentration or exposure is not automatically better and can injure tissue.
Claims of detoxification, systemic oxygenation, guaranteed integration, or universal antibiotic avoidance are not supported by implant outcome research.
Frequently asked questions
Can ozone replace antibiotics?
No universal substitution is supported. When an antibiotic is indicated for spreading infection or a defined medical reason, ozone should not replace it.
Does ozone sterilize an implant surface?
It may reduce microorganisms under a specific protocol, but complete clinical sterilization is a much stronger claim.
Is ozonated water the same as ozone gas?
No. They differ in dose, stability, delivery, penetration, and inhalation risk.
Questions to discuss with your implant team
- Will the treatment use gas, water, or oil, and at what concentration?
- What conventional treatment will be performed with ozone?
- Which clinical outcome is expected to improve?
- How is inhalation prevented?
- Would declining ozone change the core treatment plan?
What this means for patients: Ozone has real chemical activity, but that is not the same as proven long-term implant benefit. It should never replace diagnosis, mechanical cleaning, source control, or indicated medical treatment.
Selected references
- Randi A, et al. Ozone therapy as an adjunct in oral and maxillofacial procedures: systematic-review evidence. Oral and Maxillofacial Surgery. 2024. doi:10.1007/s10006-023-01149-3.
- Rezaeianjam M, et al. Ozone therapy in dentistry: systematic review and meta-analysis. BMC Oral Health. 2025. doi:10.1186/s12903-025-05790-0.
- D’Ambrosio F, et al. Ozone in dentistry: biologic rationale, applications, and limitations. Journal of Personalized Medicine. 2023;13:646. doi:10.3390/jpm13040646.
- Moraschini V, et al. Ozone therapy for periodontal and peri-implant conditions: systematic-review evidence. Clinical Oral Investigations. 2020. doi:10.1007/s00784-020-03289-2.