EPISODE · Sep 9, 2026 · 11 MIN
This Is What Happens to Your Brain When You Eat Table Salt
from Brew · host Brew
An urban myth says that iodized salt will raise your IQ significantly—but how true is that claim? How did iodine get into salt in the first place? What’s the correlation between IQ points? And what is IQ and IQ testing in the first place? Let’s get into it.Sources:[Iodine Deficiency]https://www.merckmanuals.com/home/hormonal-and-metabolic-disorders/thyroid-gland-disorders/overview-of-the-thyroid-glandhttps://pubmed.ncbi.nlm.nih.gov/25880137/https://www.mayoclinic.org/diseases-conditions/goiter/symptoms-causes/syc-20351829https://foodandnutrition.org/from-the-magazine/micronutrients-iodine/https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3509517/[Iodine and IQ]https://pubmed.ncbi.nlm.nih.gov/15734706/https://www.ajay-sqm.com/how-iodized-salt-made-us-smarter/https://www.discovermagazine.com/health/how-adding-iodine-to-salt-boosted-americans-iqhttps://www.nytimes.com/2006/12/16/health/16iodine.htmlhttp://www.sussex.ac.uk/broadcast/read/44285https://www.businessinsider.com/iodization-effect-on-iq-2013-7[What is IQ?]https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4152423/https://som.yale.edu/news/2009/11/why-high-iq-doesnt-mean-youre-smarthttps://youtu.be/4lwFK1ImzcAhttps://www.theatlantic.com/national/archive/2013/05/why-people-keep-misunderstanding-the-connection-between-race-and-iq/275876/[Brew Elevator Video]https://www.youtube.com/watch?v=EkNF4rle8jg[Other Sources]https://youtu.be/kY3CuZTkAAAhttps://youtu.be/jlKnY1ypSJUhttps://youtu.be/dPIaEWd8zf4https://youtu.be/l8e5WlZe62ghttps://youtu.be/ZppdNcMuRFU[Brew’s intro song]Manhattan Twist by Avocado Junkie
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