Folate, an essential B vitamin, is necessary for the human body to function and many countries, including the United States, ...

Even if you eat sufficient amounts of protein and have a good appetite, a vitamin B12 supplement may be recommended. If you ...

Several medical conditions can affect the need for B12, as well as a vegan diet.

The ideal dose of vitamin B12 varies based on your sex, age, and reasons for taking it. This article examines the scientific evidence behind recommended dosages for B12 for different people and uses.

Feeling low-energy? You could be among the estimated 3.6% of Americans who are deficient and 12.5% who get insufficient amounts of vitamin B12. The first step to finding out is seeing your doctor ...

Vitamin B12 is an essential nutrient with many health benefits. Learn more about what it does in the body and how to get enough of it.

HUM, Thorne, and Nature Made all earn a spot on our list of best vitamin B12 supplements. See what other products and brands our nutritionists recommend for getting the B12 you need.

Generally, taking your vitamin B12 consistently is most important, but there is a time of day you might want to prioritize taking it.

B12 supplements can come in a variety of forms — spray, liquid, capsule — which can make it difficult to know what to buy. That’s why we asked registered dietitians which ones they’d ...

“Previous studies that defined healthy amounts of B12 may have missed subtle functional manifestations of high or low levels that can affect people without causing overt symptoms,” Green said.