selam sewoch is there anyone who tried vitamin c for uneven skin tone ena yemokere kale pls tell me 1 is it effective 2 how long does it take to make ur skin fair 3 how often do u use nd tewat nw weys mata 4 does it help for dark and puffy eye circle also u can explain more pls help ur sis am so stressed wiz it even I can't go out with out covering my face with mask n hair like am ashamed of it ena ebakachu erdugn weym lela zede kawekach😢