It is recommended that you halt any non-essential medications and supplements 72 hours in advance of your blood draw. This ensures we get the most accurate reading of your levels without interference from exogenous substances.
Testing requirements:
Fast for 12 hours (water is fine)
Continue essential prescription medications
Stop vitamins, supplements, and herbs 72 hours before
Avoid strenuous exercise 24 hours prior
Please consult with a healthcare professional to determine what is considered "essential" vs "non-essential." Never discontinue prescribed medications without your doctor's approval.