Lactaid vs trade name

Lactaid and trade name both are nouns.

Word	Noun	Adjective	Verb	Adverb
Lactaid	Yes	No	No	No
trade name	Yes	No	No	No

Lactaid (noun)	trade name (noun)
any of a group of enzymes (trade name Lactaid) that hydrolyze lactose to glucose and galactose	a name given to a product or service