b12 self injection kit HOMEKIT pregnancy/breastfeeding B!2 Inject Kit: Package Insert
Description
[DOI] [PubMed] [Google Scholar] 8.Calle EE, Rodriguez C, Walker-Thurmond K, Thun MJ

The compound is not covered by insurance as its not FDA-approved for medical use

Disclaimer: This product is intended for research use only and not for human or veterinary use

Store at controlled room temperature between 15 and 30C (59 - 86F)

That difference comes from a single amino acid substitution