Medically reviewed by Jonathan Purtell, RDN Vitamin B12 helps your body make red blood cells, produce energy, and keep your brain and nerves healthy, but you have to get it from food or supplements.

Vitamin B12 is essential for energy, brain function, and red blood cell production. If you’re a vegetarian, getting enough vitamin B12 may seem challenging, but it’s not impossible. Additionally, ...

Poor-quality or unregulated caviar also carries a risk of heavy metal or pollutant contamination; however, Gentry notes that ...

Vitamin B12 supplements might be recommended to people who are at particular risk of being deficient in it. This includes ...

"Some older adults or those who take specific medicines (such as diuretics or drugs for acid reflux) may not receive enough ...

Vitamin B12 (cobalamin) is essential for the health of nerve tissue, brain function, and red blood cells. Sources include meat, eggs, and some yeast products.

Since the dawn of the Internet (and probably well before), there have been several solutions sold for weight management — including vitamins for weight loss. One in particular, vitamin B12 ...

Thrive Health Solutions also faces a lawsuit from drugmaker Eli Lilly, for allegedly making false claims about FDA approval ...

Is it better to take B6 vs. B12? A dietitian explains that both are necessary for supporting your overall health, but there are some key differences.

Scientists have produced Spirulina microalgae rich in active vitamin B12 using LED light, offering a sustainable alternative to beef.

Vegetarian Superfoods to the Rescue! While it's true that naturally occurring, active Vitamin B12 is primarily found in animal sources, some vegetarian foods are fortified with it, and others ...