vitamin M vs vitamin Bc

vitamin M and vitamin Bc both are nouns.

Word	Noun	Adjective	Verb	Adverb
vitamin M	Yes	No	No	No
vitamin Bc	Yes	No	No	No

As nouns, vitamin M and vitamin Bc are synonyms defined as:

vitamin M and vitamin Bc: a B vitamin that is essential for cell growth and reproduction

Other synonyms of vitamin M include folacin, folate, folic acid, pteroylglutamic acid, pteroylmonoglutamic acid.

vitamin M (noun)	vitamin Bc (noun)
a B vitamin that is essential for cell growth and reproduction	a B vitamin that is essential for cell growth and reproduction