Swallowing chewing gum is common among children, fortunately it does not remain in intestine or stomach for long time. The human digestive system is designed to handle various substances including indigestible Chewing gum base (resin), sweeteners and flavours, this indigestible portion usually passes harmlessly through the gastrointestinal tract and is excreted in the stool within a few days.
Swallowing large amounts of gum or repeatedly swallowing gum, can cause gastrointestinal obstruction rarely especially in children who swallow multiple chewing gums in short period. Such blockages may cause symptoms like abdominal pain, constipation or vomiting
Excessive gum chewing can lead to Jaw muscle fatigue, jaw joint strain and even headaches due to repetitive motion. Sugar-containing gums promote dental caries, Sugar-free gums, though better for oral health, often contain sorbitol or xylitol, which in excessive quantities can cause bloating, gas, and diarrhea.
Additionally, constant gum chewing increases swallowing of air (aerophagia) contributing to abdominal distension and discomfort. In rare cases, chewing gum before meals may also increase gastric acid secretion, potentially worsening symptoms in individuals with acid reflux or gastritis.
On a positive note- Chewing gum can stimulate saliva production, maintain oral moisture, and reduce bad breath.
