how to inject b12 shot in thigh Shots at Home: How, Where & Often Yourself Best Vitamin B12 Injection Sites:
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We recommend consulting your healthcare provider if you are pregnant or nursing

This is basic chemistry

J Clin Invest 92 : 22492256 Rennert NJ et al

However, for longer term storage (several months to years) it is more preferable to store peptides in a freezer at -80C (-112F)
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