b12 injection subcutaneous or im How to self-inject intramuscular vitamin - Overview Best Vitamin B12 Injection Sites:
Description
Your doctor will determine the right schedule for your needs

Tissue samples from lean and ob/ob mice were homogenized in TRIzol reagent, followed by RNA extraction using standard protocols

Adherence to the regimen is encouraged to effectively replete or maintain vitamin levels, but occasional timing adjustments are acceptable
A borderline range of 200300 pg/mL may require further testing, such as MMA (methylmalonic acid) or homocysteine levels, to confirm deficiency and assess the need for supplementation or dietary changes.

doi:10.1016/j.dld.2018.05.012
