Acne has many causes and types Because there are oil glands over many areas of the body, acne is found not only on the face, but also on the neck, chest, shoulders and back. The excess oil clogs and blocks the pores, which leads to acne. Dead skin cells also clog the pores. Bacteria can cause inflammation of the skin, and this infection can also result in acne.Vitamin E has proven to be effective in treating acne.vitamin E is very helpful to the immune system because it is a powerful anti-oxidant. As an anti-oxidant, the vitamin protects fats in the body from oxidation and also eliminates free radicals that can damage the skin. vitamin E is from eating foods rich in this vitamin. Green leafy vegetables, yams, beans, sweet potatoes, corn, eggs, almonds, sunflower seeds, hazelnuts, wheat germ oil and raw honey are all good sources of vitamin E.