Effects of Chewing Gum on Oral and Dental Health

Key Takeaways
  • Sugar-free gum increases saliva, neutralizes acids, and helps protect tooth enamel.
  • Chewing gum can remove food particles and temporarily freshen breath.
  • Sugary gum promotes cavities, while long chewing may strain the jaw joint.
  • Limit chewing to 10–15 minutes, up to 3–4 times daily, and choose sugar-free types.
  • Gum should be avoided during orthodontic treatment to prevent damage to braces.
Dt. Emrah İPEK
Written by DentAkademi Editorial Team
Medically reviewed by Dt. Emrah İPEK
Last updated:

Chewing gum is often seen as a pleasurable habit, but it can have both positive and negative effects on oral and dental health. Apart from providing freshness, when used correctly, it may even benefit dental health. However, if done improperly, it causes more harm than good. In particular, chewing sugary gum and chewing for long periods can be risky for the teeth and jaw structure. Therefore, factors such as the type of gum, the duration, and the frequency of chewing are highly important.

Benefits of Chewing Gum

If the gum is sugar-free, it may support dental health. It increases saliva flow, which helps reduce the risk of cavities. Saliva neutralizes the acidic environment in the mouth and contributes to protecting the enamel. In addition, chewing gum provides a mechanical cleaning effect, helping to remove food particles stuck on the surfaces of the teeth.

The benefits of sugar-free gum include:

  • Increases saliva production and neutralizes acids
  • Protects tooth enamel and delays cavity formation
  • Temporarily masks bad breath
  • May help reduce plaque buildup
  • Can improve concentration
  • Helps remove food particles stuck on tooth surfaces

Harms of Chewing Gum

Just like its benefits, chewing gum also has certain drawbacks since not every gum contributes to oral health. Incorrect usage may cause harm rather than benefits. Sugary gums in particular pave the way for cavities, and excessive chewing movements can pose risks to jaw joint health. It can also damage fillings, crowns, and orthodontic appliances.

Possible harms of chewing gum include:

  • Sugary gums can cause cavities
  • Prolonged chewing may lead to jaw pain
  • Can loosen fillings and crowns
  • May stick to braces and cause damage
  • Can have abrasive effects on tooth enamel
CategoryKey PointsBest Practices
Benefits of Sugar-Free GumIncreases saliva, neutralizes acids, protects enamel, reduces plaque, masks bad breath, removes food debris.Choose xylitol-based sugar-free gum; chew briefly after meals.
Potential HarmsSugary gum causes cavities; long chewing strains the jaw; may loosen fillings/crowns; sticks to braces; may wear enamel.Avoid sugary gum; stop chewing if jaw discomfort begins.
Safe Chewing Duration & FrequencyLong chewing stresses TMJ muscles; excessive chewing creates habit-related issues.Limit to 10–15 minutes, no more than 3–4 times daily.
Gum Chewing with BracesHigh risk of sticking to wires/brackets; may cause breakages and prolong treatment.Avoid completely during orthodontic treatment.

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Things to Consider While Chewing Gum

Chewing gum can become a mindless daily habit. However, factors such as duration, frequency, and content must be considered. Sugar-free gums should be preferred, and chewing should not exceed 10–15 minutes. Patients undergoing orthodontic treatment should be especially cautious.

Things to keep in mind include:

  • Prefer sugar-free gums
  • Limit chewing to no more than 10–15 minutes
  • Avoid chewing more than 3–4 times a day
  • Consult your dentist if you wear orthodontic appliances
  • Chew evenly on both sides of the jaw

Can You Chew Gum with Braces?

It is generally advised that patients undergoing orthodontic treatment avoid chewing gum. Gum can stick to wires and brackets, damaging appliances, causing breakages, and making cleaning more difficult. This not only prolongs treatment but also leads to extra costs. Therefore, avoiding gum during orthodontic treatment is the safest choice.

FAQ About the Effects of Chewing Gum on Teethc

Does chewing gum help with cavities?

Sugar-free gum containing xylitol increases saliva production, balances acid levels in the mouth, and slows the growth of cavity-causing bacteria. However, it does not replace brushing and cannot treat existing cavities.

No. While chewing gum can help remove some plaque, it cannot clean already-formed tartar. Dental tartar can only be removed by a professional cleaning performed by a dentist.

Yes, sticky or prolonged gum chewing can loosen old or weakened fillings. Therefore, people with dental fillings should be careful when chewing gum.

For individuals with cavities, infections, or sensitivity, chewing gum can strain the jaw muscles and trigger tooth pain. If pain occurs, a dentist should be consulted.

No. Chewing gum while wearing clear aligners (such as Invisalign) causes it to stick to the trays and may deform them. If gum is to be chewed, aligners must be removed first.

No. Chewing gum does not whiten teeth. Professional whitening treatments or whitening products are required to lighten tooth color.

Chewing gum engages the jaw and cheek muscles, helping them stay active. However, it does not create a significant aesthetic change in facial appearance.

Yes, in individuals with gum problems, hard gums can put pressure on the gums, causing irritation. In addition, prolonged or one-sided chewing may disturb gum balance.

Absolutely not. In cases of infection, chewing gum may worsen pain and cause swelling in the jaw area. The best step in such situations is to visit a dentist.

In the first few weeks after implant surgery, chewing gum should be avoided. After healing is complete, sugar-free and soft gums may be allowed under the dentist’s recommendation.

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