Iodized Salt in Michigan

Michael Zimmerman: Salt is a good food fortification vehicle, period. He says it's consumed in moderation but no one can eat like 20 or 30 grams of salt in a day. Marine and Cowie write letters to the big salt companies of the Midwest pitching the iodine idea. Every salt company in the country has agreed to add a dash of iodine to their salt.

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