professional may recommend:

• Dietary changes
• Oral vitamin B12 supplements
• High-dose oral B12
• Vitamin B12 injections

Treating the underlying cause is also important.

For example, if the deficiency is caused by poor absorption, simply changing the diet may not be enough.

Early treatment is particularly important when neurological symptoms are present because prolonged nerve damage may become difficult to reverse.

Common Myths About Vitamin B12

Myth: Everyone Who Feels Tired Needs Vitamin B12

Not necessarily.

Fatigue has many possible causes, including poor sleep, stress, anemia, thyroid problems, and other medical conditions.