15, 2020, Could nasal irrigation and oral rinses reduce the risk for COVID-19 infection? International Journal of Immunopathology and Pharmacology, Aug.26, Fact check: No evidence drinking grape juice will prevent, treat stomach flu And experts say hydrogen peroxide should not be used as a nasal rinse since it can lead to injury. But the effectiveness of xylitol as a nasal rinse in humans has not been proven in studies. Experts say there is some scientific evidence that both xylitol and hydrogen peroxide can have an antiviral effect. Our rating: Partly falseīased on our research, we rate PARTLY FALSE the claim that rinsing your nose with xylitol or hydrogen peroxide can kill viruses and decrease spread. "(Either treatment) did not show any benefit in terms of relieving COVID-19 symptoms, and actually caused unwanted side effects of burning of the throat and nose," said Laurens. Hydrogen peroxide is a common antiseptic used in hospitals and also has been shown to kill viruses responsible for swine flu, rabies and other non-COVID-19 coronaviruses in tissue and animal studies. The evidence needed to show that it works against SARS-CoV-2 in humans simply does not exist." Hydrogen peroxide intranasal use is dangerous Matthew Laurens, an associate professor in the University of Maryland's Center for Vaccine Development and Global Health, agreed, telling USA TODAY via email, "Xylitol-containing nasal spray is not considered an effective treatment for SARS-CoV-2 infection. "They got better really quickly, but the thing was, they might have been already getting better if they had mild disease."ĭr. COVID-19 took xylitol and grapefruit seed extract in the form of a nasal spray," he said. "There is one case report where three patients with. The evidence is not entirely concrete for other viruses, namely the virus that causes COVID-19. Based on these few studies, Hamer said xylitol was likely safe and might be helpful as an antiviral nasal spray or rinse, however, large-scale clinical trials in humans are needed to say for sure.
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