to each one vs for each one

to each one and for each one both are adverbs.

Word	Noun	Adjective	Verb	Adverb
to each one	No	No	No	Yes
for each one	No	No	No	Yes

As adverbs, to each one and for each one are synonyms defined as:

to each one and for each one: to or from every one of two or more (considered individually)

Other synonyms of to each one include apiece, each, from each one.

to each one (adverb)	for each one (adverb)
to or from every one of two or more (considered individually)	to or from every one of two or more (considered individually)