What causes bitter taste when getting up in the morning

1, long time do

not eat during

sleep, usually for several hours do not eat, leading to saliva in the mouth to reduce, and saliva helps clean the mouth and neutralize acidic substances, when saliva secretion is reduced, oral bacteria and acidic substances may increase, causing bitter taste.

2, water shortage

If the body is short of water, the mouth will become dry, oral lack of saliva to clean and neutralize acidic substances, resulting in bitter taste when getting up in the morning.

3, gingivitis

If patients suffer from gingivitis, sleep at night, the number of bacteria in the mouth increases, and continuous fermentation, after getting up in the morning may appear bitter taste symptoms.