Unpleasant odor from the mouth of the stomach - causes and treatment

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The stale breath is a symptom of GI diseases, as well as the cause of non-compliance with personal hygiene. If the odor from the mouth of the stomach, treatment is prescribed in accordance with the diagnosis. For this purpose, the patient needs to be examined by a doctor.

  • Diseases of the gastrointestinal tract, causing odor
  • Diagnostics
  • Treatment
  • Treatment with folk remedies
  • Diet and prevention
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Diseases of the gastrointestinal tract, causing odor

Halitosis is an unpleasant odor from the mouth. It occurs due to dental problems or gastrointestinal diseases. The symptom passes after the elimination of the underlying disease. At what diseases at the person it is unpleasant smells from a mouth:

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  • all kinds of gastritis;
  • with an ulcer;
  • gastroesophageal reflux;
  • dysbiosis;
  • pancreatitis;
  • hepatic failure, hepatitis;
  • cholecystitis.

The cause of bad breath from adults, as well as gastritis, ulcers is often the microorganism Helicobacter pylori. Having settled in the stomach, the bacterium causes such symptoms: pain, metallic taste, belching, heartburn, flatulence. It enters the body from the outside, activates its work with weakened immunity, bad habits and malnutrition. The pancreas also suffers from this microorganism. In a number of cases, concomitant pancreatitis occurs. Most often, an unpleasant odor appears in the morning after sleep, together with a plaque on the tongue.

Varieties of halitosis:

  • true - is a symptom of the disease of the digestive tract, does not pass after rinsing the mouth;
  • pseudohalitosis - appears sometimes due to non-compliance with hygiene or errors in nutrition;
  • halitophobia - a person is sure that his breath from him unpleasant smells, although in fact it is not.

With poor oral hygiene, bacteria accumulate on the teeth, and the products of their vital functions impart an unpleasant smell to the exhaled air. Infection in the mouth often leads to inflammation of the mucosa, bleeding gums, caries.

Halitosis occurs due to putrefactive processes in the stomach, when the acidity in it is lowered. Food is slowly digested due to a lack of gastric juice. In such cases, the stomach and esophagus smell rotten.

Infectious diseases, chronic gastritis, stress often lead to stomach ulcers. In addition to constant pain and heartburn, a person has a belch sour. Ulcer of the duodenal ulcer causes the patient to have flatulence, nausea, bloating.

Increased acidity occurs as a result of increased production of hydrochloric acid, this process gives an odor to the person's breath. The patient has a number of other symptoms: the stomach hurts, after eating a sour belch, often torments heartburn. During the casting of gastric contents into the esophagus and mouth (reflux), in addition to a bad smell, the patient feels an acid taste in the mouth and heartburn. The disease occurs when the work of the stomach, esophagus, lower sphincter is broken. Sour breathing happens with diabetes.

Diseases of the liver and biliary (hepatitis, liver failure, cholecystitis) are manifested by an unpleasant, sometimes sweetish odor. Concomitant symptoms: after eating a person has a heaviness in the right side, pain, nausea. The reason for halitosis is that the liver does not cope with its function, dangerous substances appear in the blood that reach the lungs with blood and give the breath a stench. Sometimes bile is simply thrown into the stomach, while a person has a bitter eructation.

If breathing gives ammonia, this indicates problems with the kidneys. Putrid odor from the mouth occurs with chronic diseases of the respiratory tract, angina, sinusitis, tonsillitis.

Why does an acetone smell from the mouth appear during strict mono-diet? When a person is hungry, his body needs to extract energy in any way. If there is not enough glucose, the fats are used. They break down and form ketone bodies. With the blood flow they reach the lungs. Due to the violation of metabolism, human breathing gives acetone.

Important! If a person has a very unpleasant smell from his mouth, it can be associated with diverticulum or esophageal cancer. Both these diseases are serious and require urgent treatment.


Diseases of the gastrointestinal tract are diagnosed with the help of laboratory and instrumental methods. The patient needs to seek help from a gastroenterologist. The doctor conducts an examination of the patient, examines his complaints, appoints tests that help to identify the disease.

The patient needs to pass blood tests (general and biochemical), urine, feces, go through ultrasound, gastroscopy. To study fragments of the gastric mucosa, a biopsy is performed. The acidity level is studied with the help of pH-metry. When probing, gastric juice is examined for the maintenance of helicobacter pylori bacteria in it.

The study of the liver is carried out using the analysis of the level of bilirubin, total protein, transaminases. Identify the markers of hepatitis. The patient is prescribed to undergo ultrasound, CT, MRI. If necessary, puncture the liver. The pancreas is examined with the help of blood tests, feces, urine tests. Due to the biochemical analysis of blood, the activity of the enzymes of the gland is determined. The patient is made ultrasound, EGDS, cholangiopancreatography.


What to do and how to remove a strong smell from the mouth? To eliminate it, it is necessary to cure the disease that provoked the symptom. If the cause of acid breathing is gastritis with high acidity, the patient is prescribed spasmolytics (No-shpa), antacids (Almagel, Gaviscon), drugs that reduce glandular secretion (Ranitidine, Lansoprazole), antibiotics from helicobacteriosis (Amoxicillin, Clarithromycin).

With gastric ulcer treatment of medicines is: drugs to suppress the production of hydrochloric acid (Ranitidine, Omeprazole), antibiotics (Metronidazole, Clarithromycin). Auxiliaries: vitamins, antacids (Maalox, Gastal), sedatives (tincture of valerian), spasmolytics (No-shpa tablets, Papaverin), probiotics.

If the disease is caused by liver disease, a person is prescribed hepatoprotectors (Karsil, Hepabene), phospholipids (Essentiale, Phosphogliv), lipotropic drugs (Betargin, Heptral). To restore the ingestion of the bile, Ursosan or Exxhol medicines are used.

In pancreatic disease, drug therapy is: analgesics (promedol, Ibuprofen), spasmolytics (Papaverin), proton form inhibitors (omeprazole), antiferment medications (trasilol). Acute pancreatitis is also treated with antibiotics. With purulent complications, an operation is performed.

Treatment with folk remedies

How to treat an unpleasant odor from the mouth with the help of traditional medicine? To get rid of the problem, you need to monitor the oral hygiene. For this purpose it is useful to rinse your mouth with the help of herbal decoctions.

Recipe for tincture from St. John's wort


  • St. John's wort - 1 tbsp. l .;
  • water - 1 glass.

Pour boiling water on the grass, allow to infuse for 20 minutes. Roth this infusion rinse 3 times a day. Instead of St. John's wort, in the same ratio, you can take chamomile, sage, scab, alder, nettle, wormwood, oak bark, nettle.

From an unpleasant smell help sour-sweet apples. You can chew mint leaves, sage, lemon balm. To freshen your breath, rinse with salt water or with the addition of soda (on a glass of liquid for 1 hour. l. salt or soda).

Diet and prevention

Most of the diseases associated with the gastrointestinal tract are treated with a diet. To avoid relapse, the patient must eat properly. Take food in small portions 5-6 times a day. It is forbidden to abuse fried and fatty, smoked products, spicy seasonings, pickles. It is recommended to use sour-milk products, porridges on water with the addition of oil, vegetables, steamed or boiled meat. It is important to drink at least 1.5 liters per day. Supper should be 3 hours before bedtime. In the diet must be fresh fruit and vegetables.

Prevention of any pathology is the correct way of life and the rejection of bad habits. In order not to admit the appearance of the disease, it is necessary to increase immunity with the help of healthy nutrition and hardening, exercise, regularly go outdoors.

Unpleasant smell from the mouth can be prevented with the help of daily hygiene procedures. If a person, other than stale breathing, has other disorders (diarrhea, flatulence, belching, bitterness in his mouth), it is necessary to see a doctor and get a checkup. In time, the treatment started relieves dangerous complications.

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