Iodine is an antiseptic that has been used for decades to disinfect in the hospital. It is really effective at killing germs and bacteria. @Triquetra Nasomin Iodine Nasal Spray uses that same iodine to help create a protective barrier in your nose. One spray kills 99% of germs in 90 seconds. Just a quick disclaimer: While I’m a licensed pharmacist, the advice I share here is for general educational purposes only. Always check in with your own doctor or healthcare provider for personal medical ad