b12 injections in the buttocks
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/35c8/3584306/aba7785a2b5d/CCR-9-33_F1.jpg injectablecyanocolalomin Size:1000 mcg/ml - 30 ml x 2 Over a 28-day period, lean WT mice treated with either compound exhibited increased body weight, replicating results seen in the shorter 14-day study How to perform a glute injection (intramuscular injection) - YouTube
Injecting B12
USD22.71
How to Inject Vitamin B12
USD22.10