vitamin B6 vs pyridoxine

vitamin B6 and pyridoxine both are nouns.

Word	Noun	Adjective	Verb	Adverb
vitamin B6	Yes	No	No	No
pyridoxine	Yes	No	No	No

As nouns, vitamin B6 and pyridoxine are synonyms defined as:

vitamin B6 and pyridoxine: a B vitamin that is essential for metabolism of amino acids and starch

Other synonyms of vitamin B6 include adermin, pyridoxal, pyridoxamine.

vitamin B6 (noun)	pyridoxine (noun)
a B vitamin that is essential for metabolism of amino acids and starch	a B vitamin that is essential for metabolism of amino acids and starch