Coastal Living and Ancient Diet: How Did Humans Get Iodine Before Iodized Salt?
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5 min read
For millennia, many populations living away from coastal regions faced the debilitating effects of iodine deficiency, a problem effectively solved for many by the introduction of iodized salt. This raises the question: how did humans get iodine before iodized salt, and what were the consequences of not having a consistent source?