Where does “nonsodium” come from?

nonsodium (English) comes from English non, from French non, from Old French non, from Latin nōn, from Old Latin noenum, from Proto-Indo-European óynos — one; single.

nonsodium (English): Not of or pertaining to sodium

Definitions

Not of or pertaining to sodium

Ancestry of “nonsodium”, step by step

nonsodium traces back through two separate lines of ancestry.

via English non

Step	Language	Word	Meaning
1	English	non	Obsolete form of none
2	French	non	no; not; a no, a negative response
3	Old French	non	no; not; Alternative form of nom
4	Latin	nōn	not
5	Old Latin	noenum	—
6	Proto-Indo-European	óynos	one; single

via English sodium

Step	Language	Word	Meaning
1	English	sodium	The chemical element with an atomic number of 11...
2	English	-ium	1997, Bryan Pfaffenberger, "Official Microsoft...
3	Latin	-um	nominative neuter singular of -us; accusative...
4	Proto-Italic	*-om	—
5	Proto-Indo-European	*-oHom	—

Every word from Proto-Indo-European óynos →Every word from Old Latin noenum →Every word from Latin nōn →