Here are some of the key benefits of using iodine nasal spray: Helps fight Bacterial and Viral Infections: Iodine is known to have antiviral, antibacterial, and antifungal properties that could help fight infections, including the common cold, flu, sinusitis, and other respiratory issues. Relieves Nasal Congestion: Iodine nasal spray can help relieve nasal congestion by reducing inflammation and swelling in the nasal passages, which can help you breathe better. Improves Overall Respiratory Health: Using iodine nasal spray on a regular basis can help keep your respiratory system healthy by supporting normal mucus production and preventing infections. Boosts Immune System: Iodine is essential for healthy immune function Using iodine nasal spray can help boost your body's defenses against infections by providing an extra layer of protection for your respiratory system. Supports Thyroid Health: The thyroid gland requires iodine to produce thyroid hormones, which play a role in regulating..