Probiome all-purpose probiotic spray is a safe, sustainable, bio-based cleaner. 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 of surfaces to get rid of germs & bad bacteria 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.