Vitamin B12 is what is known as an essential nutrient. That means two things: First, an essential nutrient is a chemical ...

Meanwhile, if you have a vitamin B12 deficiency, you might require a shot or IV drip ... Your body loses 1% of your oldest red blood cells daily. Vitamin B12 with vitamin B9 (folate) helps ...

"However, too much magnesium can cause stomach issues, so be careful." You also need a range of B Vitamins, including B12 and folate (also called folic acid), to maintain your health as you age.

B vitamins. These powerhouse ... of B6 for men aged 14 to 50 is 1.3 milligrams (mg). For those 51 and older, it is 1.7 mg.