Please Note: TheBloggingHounds.com neither suggests nor denies the efficacy of the nasal spray discussed and researched in this article or in the full documented study we have linked to. Please always do your own due diligence and decide for yourself. We cannot and do not provide any medical advice. An in-vitro study released in preprint last week has found that two components in over-the-counter Xlear … Continue reading Nasal Spray that is 99% In-vitro study finds xylitol and grapefruit seed extract active against SARS-CoV-2