Costs

    Anti-Snoring Mouthpiece: NHS, Dentist or Online? UK Costs Compared

    Updated September 2026·By George Sanders·Medically reviewed content

    Short answer

    • NHS: free, but only with diagnosed sleep apnoea — not for snoring alone.
    • Private dentist: £250–£600 for a custom splint, up to £900 for advanced designs.
    • Online: £30–£90 for an adjustable boil-and-bite device, same mechanism.
    • Start cheap. Move to a custom splint only if the cheap one works but doesn't fit.

    Three routes, three price points, and a lot of confusion about who is entitled to what. The devices all do the same thing — hold the lower jaw slightly forward so the tongue can't fall back and block the throat — but what you pay depends entirely on whether a doctor has put a diagnosis on your file.

    The three routes

    RouteCostWho qualifiesWait
    NHS splintFreeDiagnosed mild/moderate apnoea, in some areasWeeks to months
    NHS CPAPFreeDiagnosed moderate/severe apnoeaWeeks to months
    Private dentist splint£250–£600Anyone with adequate teeth2–4 weeks
    Advanced adjustable splint£600–£900Complex cases, apnoea2–6 weeks
    Online boil-and-bite device£30–£90Anyone with healthy natural teethDays

    What the NHS will do

    The NHS treats sleep apnoea, not snoring. If your history suggests apnoea — loud snoring with witnessed pauses, gasping, morning headaches, daytime sleepiness — your GP should arrange a sleep study, usually a home test. A confirmed diagnosis opens the door to CPAP, and in many areas to a mandibular advancement splint for mild to moderate cases or for people who cannot tolerate CPAP. If the study is clear and you simply snore, you will be advised on weight, alcohol and sleeping position and sent on your way. Details in NHS snoring treatment and what a sleep study involves.

    What you get for £250–£600

    A dental splint starts with impressions or a digital scan of both arches and a measurement of how far your jaw can safely protrude. The lab builds two hard shells connected by adjustable fins or straps, and the dentist sets the starting advancement, usually around 60–70% of your maximum, then titrates it over a few weeks. You get a device that fits precisely, spreads load across all teeth rather than a few, survives several years of nightly use, and is reviewed for bite changes. That review matters: long-term mandibular advancement can gradually shift your bite, and a clinician monitoring it is the main thing you are paying for.

    What you get for £30–£90

    An over-the-counter device uses the same physics with a cruder fit. You soften it in hot water, bite in, and it sets to your teeth. The better ones — AirSnore, SnoreMeds, SnoreRx — offer adjustment and a money-back period. They last twelve to twenty-four months, which works out at roughly 5–15p a night. For the majority of simple snorers this is where the problem ends, and the full field is compared in our mouthpiece roundup. If you wear dentures or have heavy crown work, a tooth-borne device is out and a tongue stabilising device is the alternative.

    Which is actually worth it

    The sensible sequence is to spend £50 before you spend £500. Try an adjustable over-the-counter device for a month. If it silences the snoring and is comfortable, you're done. If it silences the snoring but hurts, slips, or wears out fast, that is a strong signal that a custom splint will work and is worth the money — you've proved the mechanism before paying for the craftsmanship. If it does nothing at all, the cause probably isn't your jaw, and spending more on a better-made version of the same idea won't change that. Read the device guide to check you're treating the right part of the airway.

    One thing not to do

    Don't buy a device to quieten snoring that comes with gasping, breathing pauses or heavy daytime tiredness. Silencing the noise doesn't treat the oxygen drops underneath it, and it removes the symptom that would otherwise get you diagnosed. See snoring vs sleep apnoea, take the STOP-BANG questionnaire, and talk to your GP first.

    Frequently asked questions

    Can I get an anti-snoring mouthpiece on the NHS?

    Only if you have been diagnosed with obstructive sleep apnoea and a sleep clinic decides a mandibular advancement splint is the right treatment. Simple snoring without apnoea is not funded, so a device for snoring alone is a private purchase in almost every part of the UK.

    How much does a dentist-made anti-snoring device cost in the UK?

    A custom mandibular advancement splint made by a dentist typically costs £250–£600, including impressions, fitting and one or two adjustment visits. More advanced adjustable designs such as SomnoDent or a Sleepwell splint can reach £700–£900 at private clinics.

    Is a dentist-made device better than an over-the-counter one?

    It fits better, lasts longer, is more comfortable for long-term nightly use and can be adjusted precisely by a clinician. The mechanism is the same, though — both hold the lower jaw forward. Most people get a good result from a £40–90 device and only need a custom splint if the cheaper one fits badly or they cannot tolerate it.

    What does the NHS actually provide for snoring?

    Your GP can treat underlying causes — allergic rhinitis, chronic congestion, a deviated septum — and refer you for a sleep study if apnoea is suspected. If apnoea is confirmed, CPAP is provided free, and in some areas a mandibular splint is offered as an alternative for mild to moderate cases.

    How long do I have to wait for a sleep study?

    Waits vary widely by trust, commonly from a few weeks to several months for a home sleep test. Ask your GP whether a home study is available locally, as those queues are generally shorter than in-lab polysomnography.

    Are dental splints covered by private health insurance?

    Sometimes, where sleep apnoea has been diagnosed and the splint is prescribed as treatment. Devices bought for snoring alone are almost never covered because snoring is treated as a lifestyle rather than a medical condition. Check your policy's sleep disorder wording before booking.

    Is it worth paying for a custom splint?

    It is worth it if an over-the-counter device helped but hurt, if you have complex dental work that needs a precise fit, or if you have diagnosed apnoea and need something you can wear every night for years. Paying £400 before trying a £50 device is rarely necessary.

    Can any dentist make one?

    Any dentist can take impressions, but look for one with specific dental sleep medicine experience — they will assess your jaw joint, measure a safe advancement range and review you afterwards. Ask how many splints they fit a year and what the follow-up includes before committing.