 [ Symptoms ] does vitamin deficiency cause twitching and tingling [ Disease ] vitamin b12 deficiency can cause subacute combined degeneration of the cord so the treatment is daily vitamin b12 or vitamin b complex supplementation for 12 weeks your vitamin d levels are also low the treatment is vitamin d capsules 60000 iu every sunday for 12 weeks in your present scenario for twitching the first line of management is vitamin b12 supplementation and vitamin d supplementation consult your specialist doctor discuss with him or her and take the medicines with consent for 12 weeks and you will have a dramatic improvement in the next three months revert back after three months to a neurologist online   > <link>