書上說

來源: 吃與活 於 2021-06-25 20:26:14 [] [博客] [舊帖] [給我悄悄話] 閱讀數 : (242 bytes)

If your doctor suspects a zinc deficiency, they will need to test your blood plasma for an accurate reading. Other tests for zinc deficiency include a urine test and an analysis of a strand of your hair to measure the zinc content.

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