how long is b12 injection safe after it's drwan up to Give a Injection: Step-By-Step Instructions B12 Shots at Home: NHS
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I gave my internist the script I wanted and waited 9 months for it

Yes, MIC B12 injections generally require refrigeration between 36F and 46F (2C to 8C) to maintain chemical stability and potency

3 Extended Administration Pharmacokinetics in DIO Mice Neelakantan et al., Biochemical Pharmacology (2024) This study reported a 28-day once-daily administration protocol of 5-Amino-1MQ in diet-induced obese mice, characterizing plasma pharmacokinetics, tissue distribution, and effects on body composition, fatty liver pathology, and circulating biomarkers

J Hepatol (2020) 73(4):78393
