No simple association between betanin excretion and iron deficiency.
D000293:Adolescent; D000470:Alkaloids / Q000652:urine*; D002648:Child; D006452:Hemoglobinometry; D006801:Humans; D007501:Iron / Q000097:blood*; D008297:Male; D010783:Photometry
D000470:Alkaloids; D007501:Iron