Organically Grown MushroomsWhole Food Dietary SupplementVegetarianGluten FreeDairy FreeRM-10® is a combination of 10 organically grown, tonic mushrooms that have been specially selected for their superior genetic heritage and then carefully cultivated to ensure they maintain their integrity and potency.This proprietary blend is synergistically balanced with Cat's Claw and Poten-Zyme®Selenium, a highly absorbable form of selenium. Selenium supports immune cell function and response.