Procedures that alter your stomach or intestines can affect how your body absorbs vitamin B12, making supplementation through injections especially helpful
Unlike oral supplements, B Complex injections deliver these vitamins directly into your bloodstream for faster, more effective absorption
Fraser et al, however, reported no resistance by patients to reducing the frequency of their injections
These are non-compounded research-use chemicals intended for research use only
A 25 to 27 gauge needle is appropriate, as it minimizes discomfort and is sufficient for penetrating the subcutaneous layer without reaching the muscle
However, some people have difficulty absorbing vitamin B12 from their diet, including dietary restrictions, certain medical conditions like pernicious anemia, or medications that interfere with B12 absorption