What to avoid:
If you don't want your skin to be oily, you have to reduce consumption of sugar. Sugar contributes to increased oil production, because of high glycemic index.
Morover, you should not eat a lot of salty products. Salt containts inflammantory fat, which contributes to deterioration of oily skin problems.
What is more, you have to reduce foods high in fat. Cholesterol and fat have an bad impact on your skin.
What to eat:
First of all, you should drink a lot of water. Daily intake of water should not be less than 2 liters. Water has got important function - flushes out toxines and thereby makes skin look fresh.
Morover, try to eat food which contains a lot of antioxidant. I mean mainly brightly colored fruits and vegetables.
Finally, you should eat fiber food. Products rich in fiber boosts skin tone, and - like water - flushes out toxines from body. Where is the fiber? In beans, corn, brown rice and nuts.
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Other home (and more) remedies for oily skin: CLICK