Vitamin B12 is a water-soluble vitamin with a key role in the normal functioning of the brain and nervous system, and for the formation of blood.
B12 or B-12 may also refer to:
A2, A02, A002, A², A.II or A-2 may refer to:
A3, A03 or A.III may refer to:
A11, A 11 or A-11 may refer to:
B5, B05, B-5 may refer to:
B1, B.I, B.1 or B-1 may refer to:
B16 or B-16 may refer to:
B6 often refers to:
B8, B VIII or B-8 may refer to:
B9, B IX or B-9 may refer to:
B17 or B-17 may refer to:
D1, D01, D.I, D.1 or D-1 can refer to:
B4, B04, B.IV or B-4 may refer to:
B7, B.VII, B07 or B-7 may refer to:
B11, B.XI or B-11 may refer to:
B15 or B-15 may refer to:
B13 may refer to:
B14 may refer to:
A1, A-1, A01 or A.1. may refer to:
B21 may refer to:
12B is a 2001 Tamil movie.