Gastrointestinal dysfunction generally does not cause facial spots. Gastrointestinal dysfunction is characterized by gastrointestinal symptoms, such as acid reflux, anorexia, nausea, vomiting, postprandial fullness, belching, abdominal pain, bloating, diarrhea or constipation, etc., which are generally not accompanied by the symptoms of facial blemishes. Spotting generally refers to pigmentation, which mainly includes freckles, chloasma, etc. The causes of different pigmentation vary, such as freckles can be caused by heredity and ultraviolet irradiation, chloasma can be caused by heredity, ultraviolet irradiation, and changes in the level of sex hormones. Therefore, gastrointestinal dysfunction generally does not lead to facial spots. If there are symptoms of facial spots with gastrointestinal dysfunction, you can go to the hospital and ask the doctor to make a judgment and clarify the cause of the disease.