Adolescent-Pre-pregnancy-Maternal-Adult Nutrition : Importance of Vitamin B12: English

1. Introduction to vitamin B12
2. Functions of vitamin B12
3. Role of vitamin B12 and neural tube defects
4. Role of vitamin B12 in brain development
5. Absorption of vitamin B12 in the body
6. Causes of vitamin B12 deficiency

• Poor absorption of vitamin B12
• Low intake of vitamin B12 in diet

7. Role of vitamin B12 in lowering homocysteine levels

8. General signs and symptoms of vitamin B12 deficiency

9. Effect of B12 deficiency on nervous system

• In infants
• In children
• In adults

10. Effect of vitamin B12 deficiency on the heart

11. Recommended intake of vitamin B12