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Description
Unlike synthetic cyanocobalamin, which the liver must first convert by removing a cyanide molecule and attaching a methyl group, methylcobalamin is already in its active, bioavailable state

Certain drugs, such as methamphetamine and marijuana, reduce saliva production

Chalk, et al

Injections bypass the digestive system, making them an effective option for these individuals

10.1007/s00702-023-02684-9 [DOI] [PubMed] [Google Scholar] Pignolo A et al (2022) Vitamin D and Parkinsons disease
