B Vitamins

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Also known as: Vitamin B complex
Formal name: B1 (thiamine or thiamin); B2 (riboflavin); B3 (niacin); B5 (pantothenic acid); B6 (pyridoxal phosphate, pyridoxine); B7 (biotin); Vitamins B9 (folate, folic acid) and B12 are also part of the group but are more commonly measured individually and are discussed separately.
Related tests: Vitamin B12 and Folate

The Test