What foods contain the most vitamin B12

Vitamin B12

1.Animal liver, kidneys, beef, pork, chicken, fish, clams, eggs, milk, cheese, dairy products.

Vitamin B12, also known as cobalamin and cyanocobalamin, is less common and can be seen in patients with gastrectomy, patients with autoimmunity in gastric parietal cells, the elderly, and patients with atrophic gastritis.

Clinical manifestations of vitamin B12 deficiency:

Pernicious anemia: When B12 is deficient, it leads to a disorder of DNA synthesis in red blood cells, inducing megaloblastic anemia.

Neurological damage: vitamin B12 deficiency can cause patchy, diffuse nerve demyelination, neurological symptoms such as mental depression, memory loss, and tremors in the limbs.

Causes hyperhomocysteinemia, which increases the risk of cardiovascular disease and can cause neurological damage.

Prevention of deficiency: Reasonable nutrition, balanced diet, and appropriate intake of vitamin B12-rich foods.

Dietary vitamin B12** is found in foods, with meat, organ meat, fish, poultry, shellfish and eggs being the main foods**, and milk and dairy products to a lesser extent. Vitamin B12 is largely absent from plant-based foods.

Vitamin B12 content in some common foods:

Name of the food. B12 content mg 100g

Name of the food. B12 content mg 100g beef.

Egg. Mutton.

Egg yolks. Pork.

Duck eggs. Liver.

Raw clam meat. Braised chicken liver.

Dried cuttlefish. Vitamin B12, also known as cobalamin and cyanocobalamin, is less common and can be seen in patients with gastrectomy, patients with autoimmunity in gastric parietal cells, the elderly, and patients with atrophic gastritis.

Clinical manifestations of vitamin B12 deficiency:

Pernicious anemia: When B12 is deficient, it leads to a disorder of DNA synthesis in red blood cells, inducing megaloblastic anemia.

Neurological damage: vitamin B12 deficiency can cause patchy, diffuse nerve demyelination, neurological symptoms such as mental depression, memory loss, and tremors in the limbs.

Causes hyperhomocysteinemia, which increases the risk of cardiovascular disease and can cause neurological damage.

Prevention of deficiency: Reasonable nutrition, balanced diet, and appropriate intake of vitamin B12-rich foods.

Dietary vitamin B12** is found in foods, with meat, organ meat, fish, poultry, shellfish and eggs being the main foods**, and milk and dairy products to a lesser extent. Vitamin B12 is largely absent from plant-based foods.

Vitamin B12 content in some common foods:

Name of the food. B12 content mg 100g

Name of the food. B12 content mg 100g beef.

Egg. Mutton.

Egg yolks. Pork.

Duck eggs. Liver.

Raw clam meat. Braised chicken liver.

Dried cuttlefish.

Vitamin B12 is mostly found in animal foods, mainly liver and meat, and a small amount in dairy products. Such as animal liver, kidneys, beef, pork, chicken, fish, clams, eggs, milk, cheese, dairy products, etc.

Most plant vegetables do not contain vitamin B12, if you are a strict vegetarian who does not even eat eggs and milk, it is recommended to eat more legumes, some legumes have nodules that contain parasitic microorganisms that can produce a small amount of vitamin B12.

Dietary vitamin B12** is found in foods, with meat, organ meat, fish, poultry, shellfish and eggs being the main foods**, and milk and dairy products to a lesser extent. Vitamin B12 is largely absent from plant-based foods.

Vitamin B12 content in some common foods:

Name of the food. B12 content mg 100g

Name of the food. B12 content mg 100g beef.

Egg. Mutton.

Egg yolks. Pork.

Duck eggs. Liver.

Raw clam meat. Braised chicken liver.

Dried cuttlefish.

The main ** of vitamin B12 is meat, which is rich in:

Vitamin B12 foods.

It is animal liver, beef liver, beef kidney, pork liver, pig kidney, pig heart, beef, herring, shrimp, egg, lobster, flounder, crab, stinky tofu, soybean.

tempeh, yellow sauce, soy sauce, pork, eggs, milk, cheese; and a very small number of plants, such as spirulina.

In the human diet, the main vitamin B12 is meat, and foods rich in vitamin B12 are animal liver, beef, pork, eggs, milk, cheese; and a very small number of plants, such as spirulina.