You can prevent wrinkles by staying out of the sun or using sunblock. I've heard it also helps if you sleep on your back, (something about the pull of gravity), it helps prevent wrinkles- but...
To prevent or reduce wrinkles pee into a cup. Fill about 1/3 of it and mix it with baking soda and honey stir thoroughly and rub all over wrinkles. And voila do this twice a day for a week and you...