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Functions

Like vitamin B₁, vitamin B₁₂ is needed to help release energy from foods such as carbohydrates and to help the nervous system function normally.

Vitamin B₁₂ is also needed to form red blood cells.

Sources

Most breakfast cereals and breads are fortified with vitamin B₁₂.

Vitamin B₁₂ is also found in meat and dairy products such as milk and cheese.