Assertion: shampoo's protein | /r/HasProperty | essential
Facets:
value: to body functions
type: TRANSITIVE-OBJECT
Source sentences:
text: They have been known to decrease cellular strength and literally break down cell walls and weaken proteins which are essential to body functions.
text: More than 90 percent of your hair is made up of protein — which becomes depleted when your hair is damaged — and this shampoo is chock full of those essential proteins.