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Vitamin B12
Does Vitamin B12 blood test need Fasting Or Not ? I just get it done aftr 3+ hours of post lunch. Si should i go for a retest ?
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Dr. Sandeep Gupta
Dermatologist 13 yrs exp Delhi

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As per my knowledge needs to be done in fasting
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Dr. Rasya Dixit
Dermatologist 13 yrs exp Bangalore
Hi! Vitamin B12 testing can be done at anytime.
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