Eggs provide B12, but foods like liver, shellfish, and sardines deliver dramatically higher amounts per serving.Animal foods and fortified products are the most reliable B12 sources; plant-based diets ...

Vitamin B12 is an essential nutrient that we need to maintain nervous system function and overall health. It's also a very popular dietary supplement, even though most people can get enough of it from ...

Vitamin B12 plays a crucial role in numerous bodily functions, yet many people unknowingly suffer from suboptimal levels of this essential nutrient. This vital vitamin contributes to red blood cell ...

The nutrient plays a role in memory, focus, mental health and so much more. Here's how to get more of it.

Joy Emeh is a professional health writer, editor, content strategist, and career development coach with up to four years of experience in the health writing space. She is interested in all things ...

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