So does this mean it does not damage the host's microbiome?
F6, which is nontoxic to humans and other mammals, works against bacteria in a group known as Gram-positive, but not against those that are Gram-negative. F6 was effective against MRSA, VRSA, Enterococcus faecalis, which lives in the human gut, vancomycin-resistant Enterococcus (VRE) and Listeria monocytogenes, often associated with unpasteurized dairy products.
So does this mean it does not damage the host's microbiome?