Trusted-source health topic
Folate
Folate is a B vitamin involved in cell division and healthy blood-cell formation.
Why is this important?
Understanding the purpose and limits of laboratory information can support a more informed conversation with a qualified healthcare professional.
How laboratory testing relates
Folate testing may be considered with a blood count, vitamin B12, nutrition, medicines, and other clinical information. This education does not provide supplement or pregnancy dosing advice.
Before testing
Preparation is test-specific. Follow the instructions given for the exact test and contact the laboratory if fasting, timing, medicines, or specimen collection is unclear. Do not stop medicines unless a qualified professional tells you to.
Educationally related laboratory guides
These links explain related laboratory records. They are not recommendations to request or purchase a test.
Sources & further reading
- MedlinePlus, U.S. National Library of Medicine: Vitamin B Test
External authoritative patient reference · Verified 2026-08-10
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