(PubMed) Clarke R, Smith AD, Jobst KA, Refsum H, Sutton L, Ueland PM
These sources include the following: Fish and shellfish Liver Red meat Eggs Poultry Dairy products such as milk, cheese, or yogurt Fortified nutritional yeast Fortified breakfast cereals Enriched soy or rice milk However, our bodys ability to absorb vitamin B12 diminishes as we age
53-84-9 GDF-8 (Myostatin) Mol
& DiMarchi, R
Low B12 levels are associated with symptoms like: Fatigue or low energy Difficulty concentrating Numbness or tingling in hands and feet Swollen, inflamed tongue Dizziness or unsteadiness Muscle weakness Vision problems like blurriness or double vision What are the possible B12 injection side effects
A B12 deficiency is typically caused by malabsorption, poor dietary intake and pernicious anemia