feeling worse after b12 injection starting : r/B12_Deficiency feeling worse after b12 injections

Does B12 Really Give You an Energy Boost

B12, also known as Cobalamin , is an essential water-soluble vitamin that plays a key role in: Red blood cell formation Brain and nerve function DNA synthesis Energy production Because the body doesnt make B12 on its own, we need to get it from our diets mainly from animal products like meat, eggs, fish, and dairy

Relative sensitivities of serum cobalamin, methylmalonic acid, and total homocysteine concentrations

Sometimes low B12 looks like something else entirely

Energy Levels : Persistent fatigue or low energy levels should be discussed with your healthcare provider