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How should I store these peptides

There are many papers describing peptides individually under experimental condition on PubMed

Without this protein, your stomach simply cannot absorb B12, no matter how much you take orally

Cyanocobalamin formulations contain trace amounts of cyanide and are contraindicated in patients with Leber's hereditary optic neuropathy

Vitamin B12 injections may not be suitable for people who have a history of: allergic reaction or sensitivity to cobalt or vitamin B12 Leber disease kidney disease or impaired kidney function Also, vitamin B12 injections may not be necessary for people without a deficiency