Iodine is important for our health, and may be difficult to obtain in situations where grocery stores are no longer an option. I recommend having a bottle of Lugol's Iodine on hand for longterm survival situations. https://ipfs.cahlen.org/ipfs/bafybeiecxqmwxap5ncrn4hrc6iwbcwqi4eneuvc2ky4euhvqbfzv7rz4nq/CahlenLee_20210221_IodineForSurvivalSituations.mp4