Vitamin B12 benefits include forming red blood cells, preventing dementia, and reducing birth defects. Vitamin B12 is found in foods like meat, eggs, dairy, and fish. Side effects of B12 are rare ...

Vitamin B12 deficiency symptoms include canker sores, a swollen tongue, and fatigue. B12 deficiency is often caused by veganism, Crohn's disease, or pernicious anemia. To treat vitamin B12 ...

One notable exception to this general rule is Vitamin B12. Though it is water-soluble, it is primarily present in animal-based foods such as meat, eggs, dairy products and mushrooms. As a result, pure ...