Probiome mold probiotic cleaner is a safe, sustainable, bio-based odor eliminator. Probiome contains beneficial bacteria that will: -protect against indoor contaminants. -continuously deep clean at the microscopic level. -safely eliminate odors at their source. Probiome can penetrate into the cracks & crevices to easily remove mold stains and odors on surfaces subject to moisture for a longer-lasting clean. Per EPA, CDC guidelines, to properly disinfect, the surface must initially be cleaned in order to help lower the risk of spreading infection. We recommend cleaning with the problem before disinfecting.