Eulamae

Hi I am eula from Philippines. I have very oily skin and acne prone skin . 3 months ago I have clear face except for the occasional pimples occurs everymonth due to my period. During the middle of summer. I tried using lemon to lighten my face. The next day I saw my face with small pimps. Is lemon can do that? I just thought maybe its summer and it would go away but the next few days and week i know its not just pimple im starting to breakouts! It happen for 3months. I tried using korean product