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A member asked:
Is fasting required for b12 and folate. ? doctor drew labs and i had lunch. he said it didnt matter ? and what about iron panel plus ldh?
2 doctors weighed in across 2 answers
No, blood for those labs can be drawn at any time, no need for fasting.
Answered 2/16/2023
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Agree with Dr. Le. The LDH may be affected some by the physical activity and eating.
Answered 2/16/2023
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