The 9-month-old baby has a sour taste in his mouth.

Speaking of bad breath, many people are not familiar with it. Some people think that bad breath only appears in adults. Actually, it's not. Babies can also be confused by bad breath. Some parents are puzzled. How can a nine-month-old child have bad breath when his teeth haven't healed and his food is not complicated? In this article, let's take a look at what causes the bad breath of a nine-month-old baby.

The growth and development of the baby's digestive system is not perfect, the metabolism of digestive enzymes is not enough, the function of enzymes is not perfect, the mucosa in the stomach and intestines and stomach is soft, and the digestion and absorption effect is still weak. If mom and dad can't feed the baby correctly and give it all to the baby, the quality and quantity of his diet will be poor, which will damage the gastrointestinal tract, and the baby will have the main manifestations of indigestion such as abdominal distension, vomiting milk, sticky stool, sour taste in the mouth and a large number of undigested food residues.

Causes of bad breath in nine-month-old babies

1, poor diet. It's very hot in summer, but baby love sweating doesn't replenish water immediately, or has no appetite because of the temperature, or eats too much cold food and too much polysaccharide and soda, which leads to gastrointestinal disorder and bad breath.

2, intestinal inflammation. Summer is the peak of bacterial reproduction. If the baby accidentally eats ingredients infected by fungi, it will cause digestive tract inflammation and bad breath.

3. The mouth is unsanitary. Stomatitis is inflammation of oral mucosa, which is one of the key causes of halitosis, and is common in infants. In addition, when the baby has dental caries, the ingredients will be placed in the teeth for a long time and mixed with the metabolites of bacteria to produce odor.

4. taking drugs. Babies may be exposed to antibiotics when they are sick, but eating too much food will lead to imbalance of intestinal flora in the digestive tract, and all normal bacteria such as lactic acid bacteria will be inhibited, but molds will grow and multiply in large numbers, leading to bad breath of babies.

After reading the detailed introduction in the article, we know that the key reasons for the nine-month-old baby's bad breath are: poor diet, intestinal inflammation, unsanitary mouth and drug abuse. Parents should pay attention to the baby's diet if they want to prevent the baby's bad breath reasonably. If the baby has symptoms, they should be treated immediately.