By using pure honey
take a bit of honey then heat, after a hot start let it warm up for a moment, then apply the warm honey section dark spots, let sit for approximately 10 minutes. Do this treatment every day until black spots disappear.
By using lemon
The trick can directly apply with a cotton lemon on areas of the face that there are black spots. Give a moisturizer afterwards, because lemon can cause dry skin.
By using green tea
How, then chill brewed green tea, when cool then apply directly to the black spots on the face. Green tea works to remove dead skin cells that causes black spots.
Source : http://tipscarakecantikan.blogspot.com/2013/02/cara-menghilangkan-flek-hitam-wajah.html