Tastelessness in the mouth may be caused by the weakness of the spleen and stomach, cold and dampness in the obstruction (cold and dampness evil blockage in the spleen and stomach), the specific type of evidence to the physician to identify the main, if there is any discomfort, it is recommended to consult a doctor to find out the cause of the disease, so as to avoid delays in the condition. In traditional Chinese medicine, the spleen in the mouth, heart, liver, kidney, stomach and other organs of the qi also follow the meridian up to the mouth, so the mouth taste loss, tasteless or abnormal odor may be a reflection of the disease of the internal organs. Faint mouth is mostly seen in the spleen and stomach weakness of long-term illness, or post-surgical patients with loss of appetite will also feel the mouth is tasteless. Faintness of the mouth may also occur at the beginning of certain diseases, when the disease is still light or when the evil is retreating during the period of recession. The treatment is to benefit Qi, strengthen the spleen and harmonize the stomach. Cold and dampness obstruction refers to the cold and dampness of the external invasion of the evil, or plain spleen yang is not vibrant (spleen yang qi deficiency), resulting in water and dampness within the water (water and dampness stays in the body) caused by the symptoms, commonly found in stomach pain, diarrhea, cholera, dysentery and other gastrointestinal diseases. Spleen yang deficiency makes it difficult for meridian qi to reach the mouth, so in gastrointestinal diseases with symptoms such as bland mouth and dry mouth, the treatment is to warm the middle and strengthen the spleen. The above is for reference only, please refer to your doctor for specific symptoms.