Older adults need more vitamin B12.
Chase
S L
SL
D000368:Aged; D006801:Humans; D008875:Middle Aged; D018673:Nutrition Policy; D009751:Nutritional Requirements; D014481:United States; D014805:Vitamin B 12 / Q000627:therapeutic use*; D014806:Vitamin B 12 Deficiency / Q000209:etiology / Q000517:prevention & control*
D014805:Vitamin B 12