Every time you open a package of cheese and the aroma hits your nose, it’s because of all the living microbes in the cheese. These microbes are what give cheese its aroma, colors, and flavor.
Studies agree that daily saline nasal irrigation helps a person feel better by improving some sinus symptoms. But they also find that they do not treat sinus infections and do not improve the sinus microbiome
People are usually surprised to learn that the bacteria Lactobacillus sakei is found not only in healthy sinuses, but also in the human gut (intestines), and in many foods that we commonly eat.