@Sqad Yep, that would be right sqad - I interpreted the question as being abount iron deficiency and anaemia, rather that the more precise issue that the question raised.
Just veering wildly off-topic again - but "red meat" does not cause cancer, as has been intimated by pdqs post. Studies have demonstrated an apparent association between a diet rich in meat, especially processed red meat, and increase risks of cardiovascular events or cancer - but they have not demonstrated a causal or definitive link, and it is simply incorrect to read the trials as saying that.And articles that gloss over the type of study, the numbers involved, and state relative risk, rather than absolute risk, are far more damaging to your health that eating red meat is....