lump under skin after b12 injection What to do about a bump the insulin injection? Vitamin B12 Injection Sites: All

To administer via injection, clean the injection site with an alcohol swab, pinch the skin to create a fold, insert the needle at a 45-90 degree angle, slowly inject the solution, then withdraw and apply gentle pressure

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PMID 12788900

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Most foods contain varying doses of this vitamin

Most users should start here after completing a 1-2 week conservative assessment period, or immediately if they have prior experience with these peptides individually