Suggest Remedy For Persistent Facial Pigmentation

i am having pigmentation problem on my face since 5-6-years ,initialy i underwent peeling ,laser treatments but these all made it worse....,but now since 2-3 years i 've stoped everything except my daily face care. .my age now is 35 yrs having two kids .am staying in malaysia (hot ,humid weather) for 8 years and my mom also have pigmentation since long.please help me to get rid of this problem.