Assertion: vitamin b12 | /r/CapableOf | play key role
Facets:
value: in converting homocysteine
type: OTHER
value: in energy production
type: LOCATION
Source sentences:
text: It also plays a key role in energy production and the formation of red blood cells (16).
text: Folate and vitamin B12 play key roles in converting homocysteine into methionine, one of the 20 or so building blocks from which the body builds new proteins.
text: Vitamin B12 also plays a key role in reducing levels of an amino acid called homocysteine, high levels of which have been linked to chronic conditions like heart disease, stroke, and Alzheimer’s ( 2 ).