Foods like crab, trout, salmon, and clams are high in vitamin B12. These and other B12-rich foods can offer health benefits.

Folic acid is one of the more essential B vitamins, especially for women of childbearing age, and a little bit–100 micrograms a day–goes a long way toward preventing spina bifida and other birth ...

DEAR DR. ROACH: I am 73, and I was worried about dementia. Turns out, I am “normal.” However, the neurologist told me to take 2,000 mcg of B12 daily. My multivitamin has 100 mcg, which is 4,167% of ...