How it Works Vitamin B12, a water-soluble vitamin that is essential for many bodily processes, including the production of red blood cells and the functioning of the nervous system, is delivered directly into the bloodstream
Inclusion criteria required participants to be over age 18, read and speak English, have a Hoehn & Yahr score between 2 and 3 (bilateral disease, not severely disabled), and have three or more of the required positive criteria for the diagnosis of definite PD from Step 3 of the UK Brain Bank Diagnostic Criteria for PD
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Lyophilized powder is kept cold and dark
Cell Metab (2015) 21:6580
Cycling advantages include reduced annual costs through intermittent purchasing (30-40% savings vs continuous use), potentially improved responsiveness when restarting after breaks avoiding adaptation, psychological freedom from continuous dependency, and accommodation of life changes, travel, or budget fluctuations