Assertion: supplemental glucosamine | /r/MadeOf | crab shells
Facets:
value: usually
type: TEMPORAL
Source sentences:
text: The supplement glucosamine is usually made from shrimp or crab shells; chondroitin, usually from cow or pig cartilage.
text: The supplement glucosamine is usually made from shrimp or crab shells; chondroitin, usually from cow or pig cartilage.