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Parkinson's Disease




Is Vitamin B12 recommended to combat fatigue in a person with Parkinsons? If not, any other suggestions.


The only specific indication for vitamin B12 shots is a documented vitamin B12 deficiency diagnosed by blood tests.

Fatigue in PD has many causes: too much medication, too little medication, medication side effects. A thorough review and adjustment of medication would be more useful than nonspecific attempts to treat the fatigue with vitamin B12 or other vitamins.

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Response by:

Arif Dalvi, MD
Assistant Professor
College of Medicine
University of Cincinnati