Acta Med Scand 204:8184
So, if youre tired, sick, or not at your best, consider taking a B12 supplement
In some cases, healthcare providers may adjust the frequency, for example, some patients might be advised to take the injection twice weekly or once every two weeks, depending on their specific goals and how they respond to treatment
Well cover: Who actually benefits from B12 shots How often injections are given (loading and maintenance) How shots compare to oral and sublingual B12 Potential side effects and safety tips Smart ways to choose between options if youre vegan or have absorption issues Short answer: B12 shots are most helpful for diagnosed deficiency or poor absorption
Im a 61-year-old with an active lifestyle, you guys are rockin it
For general supplementation, the differences between these forms are unlikely to be clinically meaningful for most people