Can licking an iron bar get you the daily recommended amount of iron?
How many licks would it take? Can the iron in bars even be processed by the body? Can you do this for other minerals?
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How many licks would it take? Can the iron in bars even be processed by the body? Can you do this for other minerals?
It's hard to imagine there's no culture in the world that would've adopted this as a practice.
One suggestion in the old days was to stick a nail in an apple for a while and then eat it. The apple of course. Without the nail