There is no evidence that Poria foot soak can cure acne.
Poria is a traditional Chinese medicine, has the spleen to dispel dampness (by tonifying the spleen to make the dampness out), diuresis, Ningxin effect, generally internal use can not get rid of acne, and external use of foot soak also does not have the effect of getting rid of acne.
Poria can strengthen the spleen to dispel dampness, internal treatment of spleen deficiency and dampness of diarrhea, loose stools, fatigue, tiredness, less food, dull; Poria can also play a water effect, the treatment of water and dampness within the water (water and dampness stays in the body) caused by oedema and urine, urinary disadvantage (urination is not smooth).
Poria can also nourish the heart. Taken internally, it can treat insomnia, palpitations (rapid heartbeat, often accompanied by panic), and forgetfulness following a deficiency of the heart and spleen (weakness of both the heart and spleen).
The use of Poria should be under the guidance of a doctor, Poria foot soak belongs to the external use, the efficacy of the external use is not yet accurate, if acne is recommended to seek medical treatment in time, so as not to delay the condition.