Sinus Infection (Sinusitis): 2 Natural Remedies

Apple cider vinegar contains antibacterial properties that help treat sinus infections [1].

ACV not only helps treat sinus infections, but it also used in treating allergies, colds, or flu [2].

Drinking apple cider vinegar immediately at the beginning of allergies, colds, or flu may help in stopping a sinus infection from growing.

https://allremedies.com/home-remedies-for-sinus-infection/