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Benefits of sugar-free gum beyond fresh breath

JAWZR team · 4 November 2026 · 4 min read

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Most claims about chewing gum are hype. A few are backed by solid evidence, and some are even officially approved for use on packaging in the EU.

In shortIn the EU, sugar-free gum may carry approved claims that it helps neutralise plaque acids and maintain tooth mineralisation, when chewed for at least 20 minutes after eating. There is also evidence that gum can help the gut restart after surgery.

1. Teeth: the best-supported benefit

Chewing increases saliva flow. Saliva buffers the acids that plaque bacteria produce after you eat and helps minerals return to tooth enamel. The European Food Safety Authority reviewed the evidence, and the EU now allows sugar-free gum to carry claims that it contributes to the neutralisation of plaque acids and the maintenance of tooth mineralisation. The condition: chew for at least 20 minutes after eating or drinking.1

That's a general fact about sugar-free gum, not a JAWZR product claim. And it doesn't replace brushing.

2. Recovery after surgery

Chewing gum after an operation, especially abdominal surgery, is thought to "trick" the gut into waking up sooner. A Cochrane review of 81 trials found that gum chewing may speed up the return of bowel function, though most of the trials were small and of limited quality.2 Hospitals use it because it's cheap and safe. Hard training gum is not what they use, though. Follow your care team's advice.

3. A short alertness lift

A few minutes of chewing before a task seems to raise alertness briefly. The effect is small and short-lived (see our article on gum and focus).

What JAWZR adds, and what it doesn't

Want to train your jaw? JAWZR hard gum comes with a 30-day plan: 8–15 minutes a day, alternating full and light days.

Shop hard gum

Sources

  1. Commission Regulation (EU) No 432/2012 establishing a list of permitted health claims made on foods (sugar-free chewing gum entries). EUR-Lex
  2. Short V, Herbert G, Perry R, et al. Chewing gum for postoperative recovery of gastrointestinal function. Cochrane Database of Systematic Reviews 2015;(2):CD006506. PubMed

This article is general information, not medical or dental advice. If you have jaw, joint or dental problems, ask a dentist before training your jaw.

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