Investigators also discovered large amounts of sulfuric acid, nitric acid, hydrochloric acid, detonators, grenade casings, hand guns, molds of human faces, and wigs.

FORBES: The Mysterious California Case of a Bank Robber Turned Explosives Hoarder

An early symptom of B12 deficiency is anaemia, but taking large amounts of folic acid treats the anaemia without treating the B12 deficiency.

BBC: Vitamin B 'puts off Alzheimer's'