Assertion: vitamin b12 | /r/HasAspect | effect
Facets:
value: on lyme disease
type: TRANSITIVE-OBJECT
value: on cognitive function
type: TRANSITIVE-OBJECT
value: on dementia
type: TRANSITIVE-OBJECT
Source sentences:
text: The authors of two Cochrane reviews and a systematic review of randomized trials of the effects of B vitamins on cognitive function concluded that insufficient evidence is available to show whether vitamin B12 alone or in combination with vitamin B6 or folic acid has an effect on cognitive function or dementia .
text: In a study that looked at the ability of vitamin B12 to extend life in mice with cancer, methylcobalamin led to significant increases in survival time while cyanocobalamin had no effect (Tsao CS and Myashita K. Pathobiology
text: And there is too little evidence to see if vitamin B12 has an effect on Lyme disease, signs of aging, fatigue or chronic fatigue syndrome, according to the National Library of Medicine.