What is the shelf life of the wellness test cards? Sarah Russell February 09, 2021 22:10 Updated Vessel wellness test cards are individually packaged with desiccant to achieve at least a year of shelf life. Related articles As a female, do we need to wipe with a cleansing cloth prior to urinating? Is the app free to use? Isn't my hydration always going to be low if I'm testing first thing in the morning? Can children use this test? Are there age limitations?