A member asked:

How many days prior to blood test for iron panel, rbc magnesium, selenium, vitamin d, and potassium should i withhold from taking those supplements?

A doctor has provided 1 answer

Dr. Randy Baker answered

Specializes in Holistic Medicine

Don't take same day: There is no need to avoid taking these except on the day you get the test; and you can take them once your blood has been drawn.

Dr Zimon agreed

Answered 12/1/2018

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A member asked:

How many days prior to blood test for iron panel, rbc magnesium, selenium, vitamin d, and potassium should i withhold from taking those supplements?

A doctor has provided 1 answer

Dr. Randy Baker answered

Dr Zimon agreed

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