Don't let milk stand in the sun. This advice was earnestly tendered
recently by chemists of North Carolina State College. Their findings:
bottled milk in the sun loses 40% of its vitamin 62 (riboflavin) in
an hour, 72% in three hours. In the refrigerator or even in a dark room
at room temperatures it loses none at all. Milk is the chief source of
riboflavin in the U.S. diet.
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