This is actually what I was thinking.
Then I saw .
Better nutirtion when young helps one fully develop. People from the "old country" in the early 20th century were much shorter, on average, than their kids and grandkids who ate better and/or took a multi-vitamin, which only helps someone if they malnourished. Otherwise, the vitamin pilll ingrediants just slide on through
Actually, that link didn't really make any sense, but:
The average adult male Plains Indian stood 172.6 centimeters tall -- about 5 feet 8 inches. The next tallest people in the world at that time were Australian men, who averaged 172 centimeters. European American men of the time averaged 171 centimeters tall, and men living in European countries were typically several centimeters shorter.
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