By Alex Keown

New research suggests an over-the-counter nasal spray is effective at significantly reducing and nearly eliminating SARS-CoV-2, the virus that causes COVID-19 after a single dose.

An in vitro study conducted by scientists from Northwestern University and Utah State University concluded that components found within the Xlear nasal spray, particularly grapefruit seed extract and xylitol, were successful in statistically reducing the amount of SARS-CoV-2.

After a single blast, the researchers saw the nasal spray reduced virus from 4.2 to 1.7 log10 CCID50 per 0.1 mL, a statistically significant reduction of 2.5 log10 CCID50.” News of the study was announced by Xlear and the company said this is only the latest research that reaches a conclusion the over-the-counter spray is effective against the virus that causes COVID-19.

Xlear is currently sold as a nasal irrigant for cleansing and moisturizing the nasal cavities.

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