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vitamin b12 injection side effects jittery anxiety palpitations Can Cause Anxiety? Evidence and UK Guidance – Bolt Pharmacy Understanding the B12 Vitamin Shot:
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A single injection is $25 or you can choose to do 5 Injections administered in office for $100

While methylcobalamin contains a methyl group, cyanocobalamin contains a cyanide molecule

[DOI] [PMC free article] [PubMed] [Google Scholar] 52.Shi, B

NAD+ and 5-Amino-1MQ research focuses on critical coenzyme levels

Sci 74, 155162 (2019)
Sometimes the medication itself is to blame
