Hi welcome to HCMForum. Skin is very sensitive and become irritant even to small changes. First of all you observe whether you have changed your soap face powder or any cosmetics. Try to find any problem with the teeth of that side.
Besides i advise you to consult a dermatologist
for diagnosis and treatment.Besides i advise you to follow some diet recomendations as take more of green leafy vegetables pulses sprouts fruits and juices.
Avoid taking junk foods oily foods wash face with cold
water several times a day.Sun screen lotion under the advise of a doctor will be of help. thanks for calling.