Assertion: glucosamine | /r/HasProperty | obtained
Facets:
value: from crustacean exoskeletons
type: LOCATION
value: from the shells of shellfish
type: OTHER
Source sentences:
text: Glucosamine is obtained from the shells of shellfish.
text: Glucosamine is obtained from crustacean exoskeletons or, rarely, from grains (corn, wheat); the substance is also to be found in the composition of joint cartilages.