Medicine: Kelp-Fed Cows

Iodine in large doses is deadly, in small doses, beneficial. Milk contains a small percentage of iodine. When that percentage is lacking, human health sometimes suffers as a consequence. There are regions of the country in which the absence of iodine in salt, soil, water and milk explains the prevalence there of goitre. The country about Lake Michigan is one of these areas.

Within this region, on the Rock River estate of Mrs. Ruth Hanna McCormick, Republican nominee for Illinois Congress-man-at-large, her Holstein herd graze. Prof. George W. Cavanaugh of Cornell University...

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