“B12 refers to the individual vitamin, whereas B vitamins refer to the entire group that includes B12,” Gans says. So, if you ...

One of the first and most common signs of vitamin B12 deficiency is fatigue. Without enough B12, your body struggles to produce red blood cells.

Since B12 is crucial for maintaining a healthy digestive system, its deficiency can lead to problems like constipation, ...

Negative blood types are particularly valuable because they are not common. With less than 2% (one in 50 donors) of the ...