Vitamin B12 (cobalamin) is essential for making red b.l.ood cells, supporting the nervous system, and forming DNA. A deficiency can cause serious health issues.
9 Common Symptoms of B12 Deficiency
- Anemia
- Fatigue and weakness
- Headaches and poor concentration
- Vision problems
- Depression and mood changes
- Numbness or tingling in hands/feet
- Digestive issues
- Nervousness or irritability
- Heart-related problems
What Causes B12 Deficiency?
- Poor diet (especially vegan/vegetarian diets)
- Gastritis or low stomach acid
- Pernicious anemia (lack of intrinsic factor)
- Crohn’s or celiac d.isease
- GI surgery (e.g., gastric bypass)
- Heavy alcohol use
- Rare genetic issues (e.g., transcobalamin II deficiency)
Top 9 Foods Rich in B12
Liver – Extremely high in B12 and iron
Shellfish (e.g., oysters, cockles)
Salmon – Great for heart and brain too
Tuna
Ground beef
Milk
Yogurt – Also good for gut health
Eggs
Fortified cereals – Easy daily boost
Bottom Line:
Vitamin B12 is vital. If you notice any symptoms, speak with your doctor and include B12-rich foods in your diet to stay healthy.
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