A trace element test is a test for lead, zinc, copper, calcium, magnesium and iron in the blood or hair.
Trace elements are elements that account for less than 0.01% of the total body weight, such as iron, zinc, copper, iodine, selenium and manganese. Trace elements can maintain the vitality of the human body, improve immunity, promote metabolism, etc. Excessive, insufficient, or lack of intake of trace elements can cause different degrees of abnormality or disease in the human body.
Trace elements can be detected by collecting blood or hair, and commonly used clinical testing methods include biochemical method, electrochemical analysis method, atomic absorption spectrometry and so on. Some of the test results have errors and poor accuracy.
If there are obvious abnormalities of trace elements, it is necessary to consult a doctor in time and regulate according to the clinical symptoms and the diagnosis of professional doctors.