Covid lingers in the nose for about 48 hours before moving into the lungs. Either of these can help reduce risk if used after exposure or public events.

Profi Nasal Spray

Profi Nasal Spray - Elevate Your Defense Against Airborne Germs

Discover Profi Nasal Spray, formulated in the labs at Harvard Medical School to block and eliminate airborne germs. Safe, drug-free, and perfect fo...

Xlear Brand Sinus Care

Xlear, Inc. | Enhance Your Health With Xylitol

Xlear.com offers Xylitol-based natural wellness products like Xlear Sinus Care, Spry Dental Defense, and XyloSweet Natural Sweetener.