places to inject b12 Where Vitamin Optimal B12 Injection Sites for

Standard research protocols generally use 500600 mcg daily, administered as a single morning dose or split into 250300 mcg twice daily

When stratified by administration route, the mean percentage changes were: Intramuscular (IM): 307% Oral: 285% Sublingual: 199% IM administration showed the highest average B12 increase, although oral and sublingual routes also yielded substantial improvements, supporting their use as effective and less invasive alternatives

AHK-Cu is also a potent skincare ingredient, working to rebuild and repair the skin by activating fibroblast and endothelial cell production

Vitamin B12 Injection Dosage The dosage of vitamin B12 injections can vary, but common doses range from 1000 to 2000 micrograms per injection

2014 Mar;19(1):161-73