The Brinda H2O Air Purifier filter replacement, claims constitute a public health claim and must be substantiated with data, therefore, in absence of data this claim is not acceptable. Also, no efficacy data was provided for the air purifier filter replacements claims regarding viruses or bacteria, therefore the device described above is misbranded as that term is defined in Section 2(q)(1)(A) of FIFRA, 7 U.S.C. Section 136(q)(1)(A).