To restore a non stick pan you can use vegetable oil to re season the non stick pan when it's lost it's non stick coating.
To re season or restore a non stick pan surface first mix 1 cup water, 2 tablespoons baking soda, and ½ cup white vinegar in the pan.
Then set the pan on the stove and turn the stove on and allow the mixture to come to a boil for about 10 minutes.
Then dump the mixture out into the sink and wash the pan out with a sponge and then after you do that rub some vegetable oil inside the pans surface.
Putting the vegetable oil in the pan and rubbing it in with sponge will help to restore the pans non stick surface.