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June 15, 2026
By Joanna M. | Director of Telehealth Clinical Operations | Fact-Checked for Clinical Accuracy
The temporomandibular joint (TMJ) connects your jawbone to your skull just in front of each ear. For many UK patients, TMD pain is caused by bruxism — teeth grinding and clenching during sleep — which exhausts the surrounding jaw muscles overnight.
A night guard doesn't stop grinding, but changes what happens when it occurs: it creates a slight gap between teeth to reduce joint compression, holds the jaw in a neutral position to reduce muscle clenching tension, and protects enamel from wear over time.
Pharmacy boil-and-bite guards rarely achieve a stable bite position. Poorly fitted guards can actually increase jaw muscle tension. A custom-fitted guard from dental impressions sits passively — no muscle effort required. For TMD patients, the outcome difference is clinically meaningful.
Private dentist quotes for custom night guards frequently start above £200. NewSmile UK offers a custom night guard pair for £109, shipped from your home dental impressions — the same custom-fit quality at a significant saving.
| Option | Cost | Custom-fitted? |
|---|---|---|
| NHS (Band 3) | £30.50 | Yes |
| Private dentist | £200–£600+ | Yes |
| NewSmile online | £109 pair | Yes |
| Chemist | £20–40 | No |
Jaw pain from grinding? A custom night guard is the first-line treatment UK dentists recommend.
£109 for a pair — from your home dental impressions. We ship as soon as production is complete.
No, but it is one of the most effective ways to manage bruxism-related TMD symptoms by reducing force transmitted to the joint during sleep.
NHS Band 3 treatment (£30.50) can cover a custom night guard, but access depends on having an NHS dentist — waiting times are very long across the UK. NewSmile offers the same quality online for £109 a pair.
Hard acrylic or semi-hard guards are generally recommended by UK dentists for TMD patients. Soft guards can sometimes increase clenching behaviour.
Most UK patients notice reduced morning jaw tension within two to four weeks of consistent nightly wear.