What are the symptoms of vitamin B12 deficiency?

The symptoms vary depending on the individual, the underlying cause, the severity of B12 deficiency, and other factors. In some cases, the symptoms of vitamin B12 deficiency can be vague, take years to develop, or may not be noticeable immediately.

Learn More About Vitamin B12 Deficiency

Some symptoms of vitamin B12 deficiency are due to a decreased production of red blood cells, which are necessary to carry vital oxygen to the body’s cells and tissues. Symptoms of vitamin B12 deficiency can affect the gastrointestinal tract, the nervous system, and the cardiovascular system. Symptoms of vitamin B12 deficiency include:

INTRODUCTION

What is vitamin B12 deficiency?

Vitamin B12 deficiency is a condition in which the body has inadequate stores of vitamin B12. This vitamin is essential for many aspects of health, including the production of red blood cells. Healthy numbers of red blood cells are critical for delivering oxygen and nutrients to the body’s cells and tissues.... Read more about vitamin b12 deficiencyintroduction

CAUSES

What causes vitamin B12 deficiency?

Vitamin B12 deficiency is most often caused by an inability of the body to properly digest and absorb vitamin B12. The inability to absorb vitamin B12 can be caused by diseases and conditions including:... Read more about vitamin b12 deficiencycauses

TREATMENTS

How is vitamin B12 deficiency treated?

Vitamin B12 deficiency is treatable. With prompt diagnosis and treatment, you can expect to have a good prognosis and a minimal risk of developing serious complications, such as nerve damage, anemia, or dementia.... Read more about vitamin b12 deficiencytreatments

Medical Reviewer: Williams, Robert, MD Last Annual Review Date: Dec 20, 2010 Copyright: © Copyright 2011 Health Grades, Inc. All rights reserved. May not be reproduced or reprinted without permission from Health Grades, Inc. Use of this information is governed by the HealthGrades User Agreement.

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