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 ...

You cannot overdose on vitamin B12 since it is a water-soluble vitamin. skaman306/Getty Images You cannot overdose on vitamin B12 because any excess you simply pee out. If you get b12 shots, you may ...

It's the latest celebrity craze, with everyone from Madonna and Victoria Beckham to Justin Timberlake and Katy Perry supposedly getting a boost from vitamin B12. But what does it do, and do you need ...

Medically reviewed by Sohaib Imtiaz, MD Key Takeaways Take vitamin B12 on an empty stomach in the morning or early afternoon to maximize absorption and avoid sleep disruptions.Vegans, older adults, ...

‘Alcohol and stress deplete the body of vitamin B12,’ says Dr Martin Kinsella, who offers the jabs at his clinic. ‘If you don’t have enough, you can feel low, rundown and lethargic. A quick shot of ...

Vitamin B12 or B9 deficiency, also known as folate deficiency anaemia, impacts around six percent of people under 60 and 20 percent of people over 60. The nutrient helps to keep your body’s blood and ...

Vitamin B12 is essential for red blood cells, DNA synthesis and your cognitive health. Taking your vitamin B12 supplement at breakfast time may help with efficacy. While side effects are rare, vitamin ...

Ever get that tingly feeling in your feet and hands? Are you a little more tired than usual? Unusually fatigued? Does even your brain feel drained? Have a migraine headache, too? It could be you're ...

Vitamin B12 or B9 deficiency, also known as folate deficiency anaemia, impacts around six percent of people under 60 and 20 percent of people over 60. The nutrient helps to keep your body’s blood and ...