DIY Dentistry Dangers: TikTok Fads to Avoid
Dr Tristan Tinn
Founder & Clinical Director
Photo: Unsplash
From filing teeth with nail files to making DIY braces from rubber bands, social media is full of dental "hacks" that promise quick fixes. But these viral trends can cause serious, permanent damage. UK dentists are seeing the painful consequences daily.
Key Takeaways
- •Filing teeth at home removes enamel permanently. It cannot grow back
- •DIY braces with rubber bands can cut off blood supply to teeth, causing tooth loss
- •Homemade whitening (lemon juice, charcoal, peroxide) can erode enamel and burn gums
- •Superglue should never be used to fix dental work. Use temporary cement from a pharmacy
- •The damage from DIY dentistry almost always costs more to fix than professional treatment
- •If cost is a barrier, call NHS 111, contact dental schools, or ask about payment plans
Why Are People Trying DIY Dentistry?
With NHS dental access at crisis point, many people are struggling to get professional care. A survey found that 1 in 5 Britons had resorted to some form of DIY dentistry – from using superglue on loose crowns to pulling their own teeth. Desperation, combined with convincing-looking social media videos, leads people to take dangerous risks.
Dangerous DIY Dental Trends to Avoid
These are the most common and harmful DIY dental trends circulating on social media. Every single one carries real risks of permanent damage.
Teeth Filing
Videos showing people filing their teeth to make them "even" have gone viral. This is extremely harmful. Enamel is the hardest substance in your body, but once it's gone, it doesn't grow back. Filing removes this protective layer permanently, exposing the sensitive dentine underneath. The result? Severe sensitivity, increased decay risk, nerve damage, and teeth that may eventually need crowns or extraction.
DIY Braces & Rubber Bands
Attempting to close gaps with rubber bands or elastic hair ties is one of the most dangerous trends. Bands can slip under the gumline, strangling the tooth root and cutting off blood supply. This can happen while you sleep, causing irreversible damage. People have lost teeth this way. Orthodontic treatment requires precise, controlled force – not random pressure from household items.
Homemade Whitening Concoctions
Lemon juice and baking soda, hydrogen peroxide straight from the bottle, activated charcoal – these "natural" whitening methods can erode enamel, burn gums, and cause chemical burns in your mouth. Professional whitening uses carefully formulated products at safe concentrations.
Superglue Repairs
Gluing a crown or filling back in place might seem like a sensible temporary fix, but superglue contains chemicals that shouldn't be in your mouth. It can irritate tissue, make proper repair more difficult, and masks underlying problems that need professional attention.
Warning: The damage from DIY dentistry almost always costs more to fix than proper treatment would have in the first place. What seems like a money-saving hack can lead to thousands of pounds in repair work – or permanent tooth loss.
What to Do Instead
If you're struggling to access dental care or afford treatment:
- Call NHS 111 for help finding NHS dental care in your area
- Contact dental schools – they offer supervised treatment at reduced costs
- Ask about payment plans – many private practices offer interest-free options
- Look into dental charities like Dentaid that run free clinics
- Use HelpDental to find practices with availability near you
Your teeth have to last a lifetime. Don't let a 30-second video convince you to cause permanent damage.
Frequently Asked Questions
Is activated charcoal safe for teeth whitening?
Activated charcoal is abrasive and can wear away enamel over time. It may remove some surface staining but does not actually whiten teeth. There is no scientific evidence that it is effective or safe for long-term use. Professional whitening is the only safe way to change tooth shade.
Can I use superglue to fix a broken tooth or crown?
No. Superglue contains chemicals that should not be in your mouth. If a crown falls off or a filling comes out, use temporary dental cement from a pharmacy and see your dentist as soon as possible.
Are online teeth aligners safe without seeing a dentist?
Direct-to-consumer aligners carry risks because they skip the in-person dental assessment. Without X-rays, underlying issues like gum disease or decay can be missed and worsen. Read our guide on clear aligners for the full picture.
What should I do if I cannot afford dental treatment?
Call NHS 111 to find NHS dental care. Contact dental schools for reduced-cost treatment. Ask practices about payment plans. Look into dental charities like Dentaid. Do not resort to DIY fixes.
Is oil pulling effective for dental health?
There is no strong scientific evidence that oil pulling prevents decay, whitens teeth, or treats gum disease. It is not harmful in itself, but it should never replace brushing, flossing, and regular dental check-ups.
Can I pull my own tooth at home?
This is strongly discouraged. Teeth have long roots that can break during extraction, leaving fragments in the jaw that cause infection. There is also a risk of uncontrollable bleeding. If you are in pain, contact your dentist or call NHS 111 for emergency dental access.
Related Articles
Sources
- • British Dental Association – Warnings on DIY dentistry
- • Oral Health Foundation – Safe dental care guidance
- • General Dental Council – Patient safety information
Last reviewed on 15 April 2026 by Dr Tristan Tinn