Treat acid reflux or GERD with a doctor’s guidance
Eat smaller meals and avoid overeating
Avoid trigger foods such as spicy, fatty, fried, and acidic foods
Limit garlic, onions, coffee, alcohol, and carbonated drinks
Do not lie down for 2 to 3 hours after eating
Raise the head of the bed if reflux is worse at night
Stop smoking and avoid tobacco products
Stay hydrated throughout the day
Chew sugar-free gum to stimulate saliva
Brush teeth and tongue after meals
Floss daily
Clean dentures or oral appliances properly
Treat constipation if present
Manage H. pylori infection if diagnosed
Review medications that may cause dry mouth or reflux
Maintain a healthy weight
Eat more fiber-rich foods if tolerated
Probiotics may help some people
See a doctor if bad breath persists despite good oral hygiene
Get evaluated for stomach, sinus, tonsil, or dental causes