Any animal-based food has Vitamin B12 -- clams and beef liver are especially rich sources. Other sources are chicken liver, beef, lamb, tuna, flounder, liverwurst, eggs, and dairy products.
B12 synthesis is known to occur naturally in the human small intestine (in the ileum), which is the primary site of B12 absorption. As long as gut bacteria have cobalt and certain other nutrients, they produce Vitamin B12.
There is B12 in any food that contains quantities of the B- vitamin complex.
i only know eggs is a source of vitamin b12. don't make fun of me I'm only 10
Calf liver, see related links below for more information.
Foods that contain Vitamin B12 are beef liver, turkey giblets, raw pacific oysters, Alaskan King crab, raw clams, Swiss cheese and whole milk to name a few.
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Vitamin B12 is naturally found in animal products, including fish, meat, poultry, eggs, milk, and milk products. Vitamin B12 is generally not present in plant foods, but fortified breakfast cereals are a readily available source of vitamin B12.
Foods that contain B12 include: spirulina, miso, tempeh, nutritional yeast. (These are vegan sources).
Milk, cheese, eggs and yogurt are vegetarian sources.
Liver, trout, salmon, beef, chicken, ham, tuna, haddock, clams are non-vegetarian sources.
Foods that have a high level of B12 are usually meats and dairy products. The other source is baker's yeast and yogurt.
Soy milk, meat, and poultry are common foods that contain vitamin B 12. If you are vegetarian, there are several supplements that have B 12 in them and that do not contain animal products.
Main sources of Cobalamin (B12) are meat, poultry, fish, shellfish and eggs. Vegan sources may include yeast, gut bacteria and fermented soy products.