VigRx is a natural herbal formula containing saw palmetto, asian ginseng root and various other exotic ingredients that have been known to help with male virility (penis health) and penis enlargement. So not only do the capsules improve sexual health and strengthen erections, but also increase the length by allowing more blood flow into the organ. VigRx is the original product of this nature and with millions of bottles being sold worldwide, it has proved to be the most successful penis enlargement product currently available.