@kimberly_ko: This is made with all natural ingredients including iodine and fulvic acid! Long day at the office or out shopping? Use this once you get home! The earth sources minerals have been shown to naturally help cleanse the nasal passage on contact! The natural solution to cleanse your nasal passage! Other times to use would be after school for the kids, social gatherings and or simply being out in public. 1 to 2 sprays is all you need to keep your health and well being on track! Check out my link and don't forget to use any coupons you may have! Don't sleep on this y'all! I am so glad I have this for myself and my kiddos. It's been a ruff cold and flu season here in Michigan and we have not been sick once! Now that's an achievement! Only thing that's changed is using this product!