Posted by Estella on August 2, 2006, at 6:41:01
We argued (nicely) at some point about how much you absorb vitamins and how much they pass straight through you without your absorbing the vitamins from them.
He cited evidence that your urine looks different...
I didn't see how that was relevant...
Turns out I had a fairly basic misconception about human anatomy. I didn't know urine was waste from blood. I kinda thought there was something seive like to seperate solid waste from urine hahahahaha.
So... At least we know some colouring goes round and round the blood ;-)
poster:Estella
thread:672858
URL: http://www.dr-bob.org/babble/social/20060728/msgs/672858.html