Foods High in Vitamin B12 (Cyanocobalamin) (1st - 20th) (per 100 g edible portion)
- Chum salmon (mefun)
 - Purple laver (dried)
 - Japanese anchovy (tazukuri)
 - Short-necked clam, Canned product (in brine)
 - Freshwater clam (raw)
 - Ayu sweetfish (wild, viscera, raw)
 - Jackknife clam (raw)
 - Bloody clam (raw)
 - Purple laver (seasoned and toasted)
 - Purple laver (toasted)
 - Lamprey (dried)
 - Chum salmon (sujiko)
 - Cattle, Offal (liver, raw)
 - Short-necked clam (raw)
 - Ayu sweetfish (wild, viscera, baked)
 - Surf clam (raw)
 - Chum salmon (ikura)
 - Hard clam (tsukudani)
 - Chicken, Offal (liver, raw)
 - Japanese anchovy (niboshi)
 
















