Anonymous ID: 489e2d Feb. 16, 2020, 9:34 a.m. No.8155302   🗄️.is đź”—kun   >>5320

>>8155234

>Does all salt contain iodine?

 

No, just iodized salt. It's been added to salt since 1924.

 

"Iodine deficiency today is the leading cause of preventable mental retardation in the world. "

 

https://www.discovermagazine.com/health/how-adding-iodine-to-salt-boosted-americans-iq