Beef, liver, and lamb are rich sources of vitamin B12.


Chicken and turkey are good sources of vitamin B12


Salmon, trout, tuna, and other types of fish are excellent sources of vitamin B12.


Clams, mussels, oysters, and other shellfish contain high levels of vitamin B12.


Eggs, especially the yolks, are a good source of vitamin B12.

Dairy products

Milk, cheese, yogurt, and other dairy products are rich in vitamin B12.

Fortified foods

Many breakfast cereals, plant-based milk alternatives (like soy, almond, or oat milk), and nutritional yeast are fortified with vitamin B12.

Fortified nutritional products

Some nutritional products, such as protein bars and meal replacement shakes, are fortified with vitamin B12.

Fortified beverages

Certain fruit juices and energy drinks are fortified with vitamin B12.


Vitamin B12 supplements are available in various forms, including tablets, capsules, and sublingual (under-the-tongue) sprays.