White tongue is a symptom of kidney deficiency

Whether tongue whitening is a symptom of kidney deficiency, it should be analyzed according to the specific situation:

if this symptom occurs at the same time, there are pale, cold and other symptoms, and the pulse is thin and weak, it may be caused by kidney deficiency. This phenomenon may also be related to excessive moisture. Due to the stagnation of moisture in the body, damp evil occurs, which can fumigate the upper part, resulting in white tongue, bad breath and other symptoms.