Vitamin E or Vitamin E oil can help somewhat with skin discoloration.
But to really improve your skin and help get rid of skin discoloration you should also use Vitamin C as well as Vitamin A.
Vitamin C and Vitamin A oils are essential to help with skin discoloration and improve your skin and the use of Vitamin C and Vitamin A on your skin can help give you glowing skin.
Apply the Vitamin E oil to your skin and then follow through with the Vitamin C and Vitamin A for the best results and if you do use all those oils on your skin you should see glowing skin and have the skin discoloration disappear within a month or two.