The 21/20 Molds Sensitivity/Intolerance Panel - ALCAT Test Kit assesses immune responses to 20 different molds and Candida albicans, if ordered with an Alcat food panel of 100 or more items. Note: This is a pre-paid shipping test kit that will be mailed and it requires a blood draw. Please contact your local hospital, clinic or phlebotomy service for lab specimen collection.