Suggest Treatment For Dark Circles On Face And Arms

hi i m very much worried abt my skin , no fair complexion .. dark circles n frackles on my cheeks n arms , body complexion not fair so plz tell me any treatment for my all problems , i have oily skin . i m married . i have 4 kids utress is removed bcuz of fiberoids , my age 36 years 3 monthes i want to see my skin like baby n young girl so plz plz help me i wud n always thanx ful to u thanx zainab