The all-natural botanical formula used in the preparation of Naturamax has no known side effects. This herbal mixture works by increasing the blood flow into the penis. With the constant larger amount of blood flow entering, it will at first allow you to have rock hard, strong erections. When erect the penis will look larger in both length and width due to the high amount of blood flowing through. With this constant pressure in the penis it causes it to stretch so after a few weeks your penis will naturally become bigger, with the results becoming permanent in around 2 months! For best results it is advisable to take a 6 month course.