Bad Breath: Reasons, How To Treat, And Prevention

A woman is going cover her mouth with mask

Bad Breath

Bad breath is a very common concern known as halitosis, there can be many reasons for this like poor hygiene, certain foods, etc.

This halitosis is common in over 50% of the general population.

Bad breath can negatively affect a person’s daily life, many people get it treated either by a dental doctor or at home.

Bad breath can occur due to bacteria that live in your mouth, and tongue.

If you don’t brush regularly then the bacteria grow over your mouth and if this bacteria gets thickened, this causes bad breath.

Bad breath occurs not only in humans but also in animals and bad oral health is the most common reason for halitosis in dogs.

Most of the bacteria that cause bad breath are found on the back of our tongue (seen in the white or brownish coating) where they chills.

A woman is going cover her mouth with mask

Reasons for Bad Breath

Bad breath starts in our mouth which has many reasons which include:


In our mouth, 100 types of bacteria are naturally found. Our warm moist mouth is a perfect place for bacteria to grow.

After eating food, bacteria start consuming food particles that are left in our mouth and secreting waste known as sulfur compounds.

these compounds smell like unpleasant smells that cause bad breath.

Certain Foods

Foods such as onion, garlic, and spices also lead to bad breath, due to the sulfur compound present in them, which also causes Body Odor.

After digestion in the stomach, it spreads to your entire body through blood, which comes out in the form of an unpleasant body odour.

Some other common foods such as:


The medication also leads to halitosis, some medicines indirectly contribute to dry mouth, which causes bad breath.

The long-term medication also leads weak immune system, dry mouth, headache, weakness, etc.

Dry Mouth

As we know saliva plays a vital role in our mouth, reduces infection, helps to chew food, moistures our mouth, etc.

Saliva washes out our mouth, but if you don’t have enough saliva, then the mouth could produce bad breath, this can be caused by:

  • Medicines
  • Breathing through mouth
  • Salivary gland issue

Tobacco Products

Tobacco products like cigarettes contain nicotine, which reduces the ability of our body to produce saliva and causes bad breath.

Smokers are at higher risk of gum disease. Tobacco builds plague and tarter which causes bad breath, and tooth decay.

Poor Teeth Hygiene

It is a major reason for halitosis.

Poor hygiene also gives a suitable environment for mouth bacteria to grow, which builds plague, and tartar, resulting in halitosis.

Also, leads to many Teeth Problems.

Disease-Related Reason

Bad breath is also caused by an external source of about 8% of halitosis such as:

Breath Smell Test

Below are some ways by which you can check out whether your breath smell is good or bad, which you can check at any time.

1. Apply saliva or lick the back of your hand, let it dry for about 6 seconds, then smell.

2. Cover your nose, and mouth with your hand, then exhale deeply and smell the breath.

3. Use tongue scrapers then let it dry for 20 to 30 seconds, if the smell is coming in it then you have a complaint of a foul smell.

NOTE: If you are still not sure about your breathing then you can tell your close friend or family to smell your breath.

How To Treat It?

The excellent treatment for bad breath is good oral hygiene.

This satisfies that the plague and tatar are not built in the mouth, which causes gum disease, or bad breath.

For dry mouth, which causes halitosis doctors may recommend artificial saliva.

And you might try sugar-free candies, and gum to generate more saliva.

Make sure, Visit your doctor, if you face serious bad breath, This could be a sign of disease.

NOTE: If you still experience bad breath and no sign of disease, then the doctor may give you antibacterial toothpaste, and mouthwash.

Learn More About – Home-Remedy For Tooth Pain.

Preventing body odor and bad breath

A man is cleaning their teeth to prevent bad breath

You can try this basic prevention includes:

1. Flossing: Use flossing at least once per day, which removes plaque, and foods b/w the teeth, and reduces the risk of gum disease.

2. Mouth Rinse: You can use anti-microbial oral rinses, I use this method every night, with hot water, it has other benefits too like:

  • Fresh breath
  • Removes unwanted bacteria
  • Don’t let the cavity grow up.
  • Provides an overall benefit to oral health.

Gargles with saltwater relieve sore throat to a great extent.

If you wanna increase your teeth’ life then clean your mouth after (eating or drinking) for about 10 to 15 seconds.

3. Reduce Sulfur food Consumption: Our digestive system breaks sulfur into allicin.

Then our mouth, urine, and sweat glands produce sulfur-containing compounds, which cause bad breath and body odor.

Sulfur-rich food is:

  • Onion
  • Alcohol
  • Meat
  • Cauliflower
  • Garlic
  • Asparagus

Garlic and onion can continue to cause bad breath for hours after a meal.

4. Tongue Scraping: A lot of bacteria sleep on our tongue, which works the same as teeth bacteria, so don’t forget about tongue scrapping.

According to Ayurvedic, tongue scrapes should be made of silver, Tin, Gold, Brass, and Copper.

On this note, copper has been used as an effective bacteria-resistance metal since ancient times.

5. Eat Fruit and Vegetables: Fruit contains a lot of water, which helps in preventing dry mouth include:

  • A medium-sized Apple contains 86% water
  • Watermelon contains lots of water 92%
  • Oranges 86%
  • Strawberries contain 91% water
  • Cucumbers contain 96% water
  • Carrots contain 86-95% liquid

Also, drink enough water which not only gives you a fresh feeling, but also prevents dehydration, and a dry mouth.

Down Line

Tobacco products like cigarettes contain nicotine, which reduces the ability of our body to produce saliva, and causes bad breath.

It can negatively affect a person’s daily life and for halitosis, many people get it treated by a doctor or by themselves at home.

If you face more halitosis than usual and no sign of disease, the doctor may give you antibacterial toothpaste, and mouthwash.


Hello, I'm Sahil bisht, I am a Mechanical engineer, As well as, aspiring blogger with an obsession for health. This blog delicate to people who want to learn in health.

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