Abstract: The System and Method for Developing a Customized Wetness Plan of the present invention provides a means of measuring a user's wellness by determining a user's physiological age. The disclosed system and method also provides a means by which a user can learn about personalized wellness options, where the wellness options have been chosen for the user based upon wellness factors input by the user, additional constraints input by the user and the most recently available information relating to the health sciences. The user can select one or more of the disclosed options, and determine the potential effect implementing the options could have on the user's physiological age over the short or long term. In this fashion, the user can continue selecting various groups of alternatives until he or she has determined the group of options that the user would like to implement as a wellness plan.