Hi Welcome to HCM I have gone thru your query regarding skin allergy . Acne & pimples are natures s gift , commonly occurs during puberty and can be affected by the menstrual cycle, anxiety and stress, hot and humid climates, oil based makeup, greasy hair and pimple squeezing. Health of our Skin is depedent on our total health of our lever ,kidney , lungs ,heart, pancreas and can be modified life style ,diet- including essential nutreint -vitamins ,minerals in natural form -fibers ,fruit green leafy veges And Harbal supplements - Aloe vera juice 20 ml fresh, lemon juice with water twice before meals ,butter milk wth lunch , Turmeric powder with a cup of hot milk at bead time . Coco nut water , all antioxidants strengthen our immune system help give resistance against diseases . For internal cleansing remove constipation ,and Kunjal - yogic vomiting with warm salty water -- drink 4-5 glasses of water -hold for 30 seconds - shake tummy - and vomit and force vomit , to cleanse and detotxify your system . Exercise from head to toe , yoga , pranayam - deep breathing further helps throw out toxin by expelling carbon dioxide and inhaling oxygen to complete the process of detoxification and enabling us leading disease free life ahead . Mental stress ,worry, anger should be avoided .Sound night sleep and meditation also help Good health enssures healthy skin . For improving skin ,you can also apply few harbal lotion . Wash your face about twice each day. Do not wash it more often. Use a mild soap made especially for people with acne, and warm water. Do not scrub the skin. Apply -- if need be Aloe vera jelly on pimples for over night Lemon juice mix with honey and apply, keep over night Mix Turmeic powder ,curd and gram flour , mix well , apply let it dry wah with warm water . Take Siliciea 200 weeklty if pimples come again & again . Take Calcarea Phos 30 Twice a day for 15 days Hope this helps solve your query Take care Don t hesitate to come back if have further query