Progesterone readings come in a measurement of ng per ml., and Estrogen comes in a measurement of pg per ml.  Converting the measurements so that you can get an accurate ratio reading in the same measurement category can be challenging on your own.  Membership to this progesterone to estrogen ratio calculator will give you unlimited access to help you understand your hormone labs much easier.  Get a picture of what your progesterone to estrogen ratio is so that you can make the proper decisions on how to move forward in your symptom recovery.