According to your description, judging whether there is lung heat and heavy humidity, Chinese medicine believes that acne is mostly caused by lung wind, and heavy humidity is manifested by thick tongue coating and greasy face.

Guiding opinions:

If it is determined that the lung is damp and hot, you can usually cook porridge with coix seed and eat less greasy and fried food. In addition, Chinese medicines such as Coptidis Rhizoma, Scutellariae Radix and Poria also have therapeutic effects. If you need to take medicine, it is recommended to go to a regular Chinese medicine doctor.