Discovery of Novel Sources of Vitamin B₁₂ in Traditional Korean Foods from Nutritional Surveys of Centenarians

Table 6

Daily mean intake and dietary source of vitamin B₁₂ of female Korean centenarians.

	Kwak et al. (2010) [9]
	Female (𝑛=70)
Meat, eggs, fish & shell (μg)	3.04±5.69 (67.2%)^†
Dairy products (μg)	0.05±0.19 (3.7%)
Animal (μg)	3.09±5.68 (70.9%)
Kimchi (μg)	0.02±0.02 (4.5%)
Soybean-fermented foods (μg)	0.08±0.16 (13.9%)
Seaweeds (μg)	0.53±1.37 (10.2%)
Others (μg)	0.01±0.01 (0.5%)
Plant (μg)	0.64±1.36 (29.1%)
Total B12 intake (μg)	3.73±5.79 (100.0%)

Values are represented as mean ± SD.
^†Mean of percent to total vitamin B₁₂  intake.