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Subcutaneous injection basics Use insulin syringes, typically 29-31 gauge with 0.5 inch needles

Unlike oral supplements, they bypass the digestive system so your body gets what it needs right away

no aspiration) View Source CDC (Subcut Injection PDF) Technique diagram and site guidance for subcutaneous injections View Source NCBI Bookshelf Best practices for injection (asepsis, preparation, and administration) View Source Journal of Medicinal Chemistry (ACS) Bisubstrate inhibitors of NNMT with enhanced activity View Source PMC NNMT: a bad actor in fat makes good in liver View Source

And this is not to be mistaken for a comprehensive list

So, there is no risk of overdose

For personalized guidance and dosing recommendations, we encourage you to speak with a B12 LOVE Medical Provider