Vitamin B12

Vitamin B12 Deficiency Symptoms

Physical symptoms of vitamin B12 deficiency:

• Weakness, tiredness, or lightheadedness

• Heart palpitations and shortness of breath

• Pale skin

• A painful, smooth, inflamed tongue (glossitis)

• Constipation, diarrhea, loss of appetite, or gas

• Bluish or gray-brown nails.

• Loss of appetite

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Neurological symptoms of vitamin B12 deficiency:

• Numbness or tingling

• Muscle weakness

• Problems walking or speaking

• Vision loss

• Difficulty remembering things

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Other symptoms of vitamin B12 deficiency:

• Depression

• Mood swings

• Irritability