B12 shots work fast but don’t last long. Most leaves your body within a day, though some is stored in the liver. Regular injections may be necessary to maintain steady levels, especially if you have ...

If you’re enrolled in Medicare, these shots will be covered by Part B if you have them at a doctor’s office or a clinic or Part A if you get them while hospitalized. If you have vitamin B12 deficiency ...

What are the health benefits of vitamin B12? “Vitamin B12 is essential for proper neurological and metabolic functioning, including the transport of oxygen in our bodies,” Whitney English, a ...

Vitamin B12 is essential for nerve function and red blood cell production, with daily needs varying by age, pregnancy status, ...

Medically reviewed by Lindsay Cook, PharmD The recommended intake of vitamin B12 for people older than 14 is 2.4 micrograms a ...

Vitamin B12 is a key building block for the brain, and evidence suggests that vitamin B12 deficiency is linked with treatment-resistant depression, anxiety, panic disorder, and even cognitive decline ...

Vitamin B12 Level: What happens if your body has too much vitamin B12? Read on to find out the dangerous side effects of having excessive levels of this nutrient in the body. Vitamin B12 is a vital ...

Dear Doctor K: For years, my pernicious anemia was misdiagnosed as depression. Now that I have an accurate diagnosis, I'd like to learn more about my condition. Dear Reader: With pernicious anemia, ...

Injections deliver liquid medications, fluids, or nutrients directly into a person’s body. Different types of injections include intravenous, intramuscular, subcutaneous, intraosseous, and intradermal ...