should you store bac water in the fridge Bacteriostatic 101: Comprehensive Guide to Its Uses and Storage – SyringesNeedlesDepot BAC Water and Peptide Shelf
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No effects on blood sugar, insulin levels, or IGF-1 were observed
It also states this applies to ads for all vitamin shot products, not just vitamin D or vitamin B12

They're not interchangeable

10.1111/j.1398-9995.2007.01389.x [DOI] [PubMed] [Google Scholar] Carmel R

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