Causes of bad breath and mouth odor even after brushing

Cynically, people with bad breath are perceived dirty, but there are exceptions to that as some health challenges can cause one to have bad breath and mouth odor.

There is a slight difference between a bad breath and mouth odor. Once in a while, you can notice an unpleasant smell especially when the mouth has remained shut for several hours without talking. This is called bad breath, but when the smell is repulsive that people around you cannot withstand, it is a mouth odor. This is usually, caused by a chronic health issue.

Bad breath, medically is known as halitosis. It is a chronic condition that may require medical attention. Adults, children, and babies can experience bad breath but when it persists, there is a need to check what is causing it.

In babies and infants, they have a sour-like smell coming from the moth, sometimes, the smell gets irritating and maybe a sign of infection or an undiagnosed medical problem.

Apart from health conditions, what you eat can contribute to you having bad breath. How to get rid of bad breath and mouth odor. This is why it is recommended to brush the mouth at least twice a day to prevent one from having bad breath and mouth odor.

 Bad breath doesn’t just occur, certain habits can be responsible. What you consume, and poor hygiene like not brushing the tongue regularly and properly can cause you to have a bad breath and mouth odor.

People with a chronic mouth odor should change lifestyle measures that affect the oral hygiene and if the condition continues, meeting a physician to rule out a health condition is the next option.

What can cause bad breath and mouth odor in Adults?

  • What you consume (Food and Alcoholic beverages)

Any time you noticed a bad breath, check what you ate. Certain foods can cause bad breath. Foods, such as garlic, eggs, onions, spicy foods, cheeses, fish, and alcoholic beverages have strong smells, and if after eating any of these without rinsing the mouth, your breath will stink.

 Most times, the odor doesn’t last long but improper brushing of the teeth and tongue can lead to a mouth odor this is because some foods may get stuck in the teeth, promoting the growth of bacteria and dental issues, which causes mouth odor.

  • Tobacco products:

Habits like smoking and chewing tobacco products cannot not only cause respiratory problems but can leave chemicals that remain in the mouth. Smoking can also cause other bad-breath causes such as oral infections.

  • Poor oral health

Good personal hygiene involves keeping the parts of the body clean. How to get rid of bad breath and mouth odor. You should endeavor to brush your teeth and tongue daily and properly. When you do not brush the mouth regularly, food particles remaining in the mouth can decay and cause mouth odors. 

Also, poor oral health can lead to a buildup of plaque in the mouth, which causes an odor of its own. Plaque buildup on the teeth can also lead to an unhealthy condition to gum disease. (gum bleeding)

Bad breath and mouth odor signs: How to know

The signs can vary from person-to-person but the most common way to know is an unpleasant odor or taste in the mouth, dry mouth, or white coating on the tongue. Some symptoms can be extreme.

When to see a physician

If you experience any of these see a physician immediately

  • persistent dry mouth,
  • sores in the mouth,
  • pain or difficulty with chewing or swallowing,
  • broken teeth or dental pain,
  • white spots on the tonsils.

Bad Breath and Mouth odor cure

1. Practice good oral hygiene

First, you must learn how to brush the mouth. How to brush the teeth must be carried out effectively. Brushing the teeth and tongue, keeps the mouth healthy and can often get rid of bad breath.

2. To avoid bad breath, keep the mouth busy by chewing sugarless gum. How to get rid of bad breath and mouth odor. It will prevent the mouth from going dry, that may cause bad breath.

3. Consult a dentist

You need an expert to check what is causing the mouth odor. How to get rid of bad breath and mouth odor. Sometimes, gum bleeding may be the cause.

4. Use special toothpaste and mouthwash and make sure you use to rinse your mouth with enough water after eating. It will help prevent you from having a mouth odor.

5. Quit smoking: It does no good than harm to the body. How to get rid of bad breath and mouth odor. Cigarettes and other substances give the mouth an unpleasant smell. The condition can get worse as it may affect the lungs.

Tips for Bad breath and mouth odor remedies
  • Brush your teeth regularly – Morning and night. Brush the tongue and teeth to remove bacteria from its surface. Brushing the tongue can help prevent bad breath caused by foods a person has eaten.
  • See a dentist regularly for checkups Quit smoking or using chewing tobacco.
  • Sugarless gum and sugar-free candy can also keep the mouth from drying out.
  • Keep the mouth moist by drinking water and chewing sugarless gum or sugar candy to stimulate the production of saliva. 
  • Eat a diet of foods that need to be thoroughly chewed to keep saliva flowing. Foods that require a lot of chewing, such as apples or carrots, are good options.
  • Over-the-counter mouthwash can help kill bad breath causing bacteria and may temporarily mask bad breath odors, but it may not treat the underlying cause.


Poor dental health habits, the type of foods you eat and other unhealthy lifestyle habits can result in bad Breath. Food, tobacco products, poor dental hygiene, health problems, are the main cause of bad breath and mouth odor.

Bad breath can be temporal. How to get rid of bad breath and mouth odor. Usually, one experiences bad breath in the morning, this is very common. Saliva production nearly stops during sleep, allowing odor-causing bacteria to grow, causing bad breath.

If bad breath is due to a health problem such as a sinus infection, diabetes, acid reflux (gastroesophageal reflux disease, or GERD), etc., then the underlying medical issue needs to be treated.

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