B1 for Brains

The famed vitamin-B1 recently made educational news.; Columbia University's Ruth Flinn Harrell experimented with 104 orphanage children, gave some the vitamin for six weeks in the form of thiamine pills, gave the others identical-looking duds. She then had the children tackle arithmetic problems, read proof, learn codes, throw darts. The vitamin-fed orphans did anywhere from 7 to 87% better than the others.

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