Route, food, metabolism, and product quality could all change how long the compound remains in the body
In these cases, B12 injections offer a direct method of replenishing the bodys stores of this vital nutrient, bypassing the digestive system and ensuring that the vitamin is quickly absorbed into the bloodstream
If you have neurological symptoms (pins and needles, numbness, balance issues), severe fatigue, unexplained weight loss, chest pain, breathlessness, or symptoms that are worsening, you should seek medical assessment promptly.
Most of the time, an oral supplement is enough to bring your B12 levels up to where they need to be