Step 4: Read and complete the decision guide to learn more about your symptoms.
Blood Magnesium Test
Just to recap. Your magnesium level is low, but you were not having diarrhea at the time of your blood test and you don't take any medicines that tend to lower the magnesium level in the bloodstream.
Two other things that can cause a low magnesium level are:
drinking too much alcohol
Do you think either of these apply to you?
Another reason for low magnesium level is overuse of alcohol.
Do you feel that is a problem for you?