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reactions to vitamin b12 injections Side Effects of Injection (Common and Serious) What Does a B12 Shot
Description
Core Reta products include Reta, Reta Pen 20mg, Reta Pen 40mg and Retatrutide x 10 Vials

Subcutaneous injection in cattle and swine, or intramuscular injection in swine, can cause a transient local tissue reaction that may result in trim loss of edible tissue at slaughter

You can try hydroxocobalamin as that is standard used by most of us and GPs

The need for vitamin B12 is increased by pregnancy and lactation
