doi:10.7326/0003-4819-143-3-200508020-00006
Long-term abuse, especially by injections, might, however, damage organs or produce pigmentation problems that need medical attention
Yang et al., 2009
/ Guangzhou Innogen Pharmaceutical Group Co., Ltd., Novo Nordisk A/S, PegBio Co., Ltd., Pfizer Inc., QL Biopharmaceutical Co., Ltd., Roche Holding AG, Sanofi S.A., Sciwind Biosciences Co., Ltd., Tonghua Dongbao Pharmaceutical Co., Ltd., Viking Therapeutics, Inc., Amgen Inc., BioLingus GmbH, D&D Pharmatech Inc., Gmax Biopharm LLC, Hanmi Pharmaceutical Co., Ltd., Vivani Medical, Inc., vTv Therapeutics Inc., Zealand Pharma A/S, Altimmune, Inc., Structure Therapeutics Inc
MIC B12 injections mix vitamin B12 with methionine, as well as inositol and choline