HSA eligibility ruling · Dental
Is Night Guard (Dental) HSA-Eligible? (2026)
Yes, it's HSA-eligible.
Dental night guards for teeth grinding (bruxism) or TMJ are HSA-eligible.
- Typical cost
- $20–$40 (OTC); $300–$800 (custom)
- Basis
- Federal framework applied
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Details
Custom night guards from your dentist and OTC night guards for bruxism (teeth grinding) or TMJ disorder are both HSA-eligible. Custom-fitted guards from a dentist run $300–$800 but last years. OTC options from the pharmacy are $20–$40. Both qualify because they treat a medical/dental condition.
Decision record and source basis
This ruling applies the federal medical-expense definition and HSA distribution framework. The cited publications do not name every product or service, so the expense purpose and facts still control. A product or retailer label does not override the expense purpose, eligibility conditions, or documentation requirement shown above.
Search coverage (5 product and plain-English terms)
bruxism guard, dental mouth guard, grinding guard, mouth guard, night guard for teeth.
- IRS Publication 502: federal medical-expense framework
Medical expenses are costs for diagnosis, cure, mitigation, treatment, or prevention of disease, or for affecting a body function; personal and general-health costs are excluded unless a specific rule applies.
Source reviewed
- IRS Publication 969: HSA qualified medical expenses
HSA distributions are tax-free only for uncompensated qualified medical expenses incurred after the HSA was established, with supporting records retained.
Source reviewed
Frequently Asked Questions
Are dental night guards HSA-eligible?
Yes. Both custom night guards from your dentist and OTC guards for teeth grinding are eligible.
Do I need a prescription for a night guard?
No prescription needed for HSA eligibility, but you should have a diagnosis of bruxism or TMJ from your dentist.
HSA Tax Savings
Custom night guard runs $300-$800 - HSA saves $66-$176 at 22% bracket
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