what is the purpose of b12 injections Vitamin shot B12 injections for energy and

For instance, one study noted that individuals who regularly took vitamin B12 supplements gained between 2.5 to 17 fewer pounds (1.2 to 7.7 kg) over a decade than those who didn't supplement

But often it come with gastrointestinal side effects and higher costs

Vitamin B12 is found naturally in various food sources, including animal products like meat, fish, poultry, eggs, milk, and milk products ( Its also added to many fortified foods, such as breakfast cereals and plant-based milk like almond, soy, or hemp milk ( Vitamin B12 supplements are also available in several forms, including tablets, capsules, liquids, and lozenges

It has no label, no boxed warnings (because no warnings have been formally evaluated), and no post-market monitoring