Vitamin B12: Are You Getting It?

Entire Article on 1 Web Page

• Introduction
• Myth about How Often Someone Needs B12
• Recommendations for Vegans and Near-Vegans
• Sources of B12 for Vegans
• Special Concerns for Those Over 50
• Symptoms of Overt B12 Deficiency
• B12 and Chronic Disease: Homocysteine
• B12 and Chronic Disease: Cancer
• B12 and Chronic Disease: Depression
• Vitamin B12 Analogues
• Digestion, Absorption, and Transport of B12
• Coenzyme Functions of Vitamin B12
• Blood B12 Level: Not a Reliable Measure of B12 Adequacy
• B12 Status: Vegans Infants & Toddlers
• B12 Status: Vegan Children & Teenagers
• B12 Status: Vegan Adults
• B12 Status: Elderly Vegetarians
• B12 Status: Raw Foodist Vegans
• B12 Status: Macrobiotics
• B12 Status: Lacto-Ovo Vegetarians
• B12 Status: Individual Cases
• B12 Status: Immerman - The Exception
• Measuring B12: Why the Confusion?
• B12 in Tempeh, Seaweeds, Organic Produce, and Other Plant Foods
• Are Intestinal Bacteria a Reliable Source of B12?
• B12 and Non-Human Animals
• Conclusion: Can a Natural Diet Require Supplements?
• Appendix: Vegan Infants & Toddlers with Serious B12 Deficiency
• Appendix: People Who Should Not Take the Cyanocobalamin Form of B12
• Appendix: Smokers and Cyanocobalamin
• Appendix: Non-cyanocobalamin B12 Supplements
• Appendix: SAMe
• Appendix: How Recommendations were Formulated
• Appendix: Homocysteine and Kidney Disease
• Appendix: Ways to Get B12 Deficiency
• Appendix: Elevated Serum B12 and Increased Risk of Disease
• Appendix: Conditions That Increase B12 Levels
• Appendix: Should I Get My B12 Status Tested?
• Table: B12-Related Laboratory Values
• Table: Plant Sources of Folate
• Figure: Methionine-Homocysteine-Folate-B12 Cycle