Actually I Got To Know From One Of My Friend

Actually i got to know from one of my friend about skin lite cream n i hv used it for5 days on my face n today i hv noticed that my face is being little dark. my skin is normal dry skin bt little sensitive and i hv birth mark n black marks on my face due to pimple n pollutions. Marks on my checks n eye dark spots which is earlier not visible but i m doing facial from last 1 year so it is visible now. so can i continue using this skin lite cream or i should not please help me out.