Eight essential nutrients make up the suite of B vitamins also known as the B complex. Research at Tufts and elsewhere has ...

Vitamin B12 helps break down a protein called homocysteine. High levels of homocysteine are linked with an increased risk of heart disease and stroke because it can contribute to the formation of ...

This indicates that sufficiently high magnesium levels in the blood are essential to protect our genes from toxicity caused by homocysteine, which is increased when folate and vitamin B12 are ...