Homocysteine, B12 Associated With Alzheimer’s Risk --Doctors Lounge

Homocysteine, B12 Associated With Alzheimer’s Risk --Doctors Lounge: "Serum levels of homocysteine and holotranscobalamin -- the active form of vitamin B12 -- may be useful in determining the risk of, and preventing, Alzheimer's disease, with higher holotranscobalamin levels being a protective factor, according to research published in the Oct. 19 issue of Neurology."