Table 5 Vitamin B₁₂ contents in fresh cuts of Korean pork

Korean primal pork cuts (US equivalent name)	Korean customer retail cuts	Vitamin B12 (μg/100 g)	% of RNI1)	Mean vitamin B12 for primal cuts (μg/100 g)	eference value2) (vitamin B12, μg/100 g)
Samgyeopsal (belly)	Tosisal	0.98±0.16a3)	40.6	0.69±0.23	0.84 (belly)
	Galmaegisal	0.87±0.09a	36.2
	Samgyeopsal	0.62±0.14b	25.9
	Odolsamgyeop	0.61±0.02b	25.6
	Deunggalbi	0.38±0.00c	15.9
Moksim (Boston butt)	Moksimsal	0.64±0.16	26.6	0.64±0.00	0.91 (shoulder blade, bone-in)
Galbi (rib)	Galbisal	0.64±0.16	26.8	0.64±0.00	0.52 (loin, center rib, bone-in)
Ansim (tenderloin)	Ansimsal	0.61±0.10	25.2	0.61±0.00	0.52 (loin, tenderloin, boneless)
Apdari (foreleg)	Buchaesal	0.65±0.02a	27.0	0.47±0.10	0.55 (shoulder, arm picnic, separable lean only)
	Apsataesal	0.47±0.11b	19.6
	Apdarisal	0.45±0.10b	18.9
	Kkurisal	0.45±0.10b	18.8
	Hangjeongsal	0.42±0.01b	17.6
	Jugeoksal	0.36±0.08b	15.1
Dungsim (loin)	Deungsimdeotsal	0.62±0.10a	25.9		0.56 (loin, sirloin, bone-in)
	Aldeungsimsal	0.33±0.09b	13.7	0.47±0.21	0.53 (loin, toploin, boneless)
					0.53 (loin, centerloin, bone-in)
Dwitdari (hind leg)	Boseopsal	0.50±0.04a	20.9	0.42±0.07	0.71 (leg/ham, whole, separable lean only)
	Bolgitsal	0.48±0.07ab	19.9
	Doganisal	0.43±0.09abc	17.8
	Seolgitsal	0.41±0.10abc	17.2
	Dwitsataesal	0.35±0.08bc	14.6
	Hongdukkaesal	0.33±0.05c	13.7

RNI, recommended nutrient intake.
Source of reference values: USDA nutrient database (12).
Means with different superscript small letters in the same column for the same primal cut are significantly different at p<0.05.