How does urine testing for iron deficiency work? I was under the impression that one needs to measure blood ferritin levels to get a meaningful result… but I might be wrong?
They’re looking for byproducts, but it indeed didn’t work very well and that’s why I’ve refocused on blood testing.
How does urine testing for iron deficiency work? I was under the impression that one needs to measure blood ferritin levels to get a meaningful result… but I might be wrong?
They’re looking for byproducts, but it indeed didn’t work very well and that’s why I’ve refocused on blood testing.