A natural way of getting rid of wrinkles on your forehead is to massage your forehead which helps to get rid of the wrinkles overtime.
Another way of getting rid of wrinkles is Olive Oil and Baking Soda.
Mix 1 teaspoon olive oil with 1 teaspoon baking soda and then gently rub the olive oil and baking soda into the forehead wrinkles.
After doing that then warm up a washcloth and apply it to your forehead for 5 to 10 minutes and then wash the olive oil and baking soda off with water.
Witch hazel is another good way to get rid of forehead wrinkles and all you do is apply the witch hazel to the forehead wrinkles at least once per day which can help the wrinkles go away.