Trace elements are dangerous to human health and there is a rising concern about the quality of processed foods in some parts world, especially Iraq.
 The chemical composition (total sold, moisture, ash) concentrations trace canned fish (Skipjack tuna, Sardines, Tuna fish, Mackerel) from Kalar market, Iraq were determined by using an inductively coupled plasma-optical emission spectrometer...

The assertion in the Case Report by Roger Ho and colleagues (Jan 24, p 352) that methyl mercury (MeHg) exposure from a daily diet of tuna is responsible for amnesia is problematic toxicologically and clinically. The lowest level reported for adult manifestations of MeHg exposure is 200 μg Hg per L whole blood. That level is used by most national regulatory committees. The blood Hg level of the ...