what is the dosage of vitamin b12 injections Optimal and Treating Deficiency B12 Shots Dosage for Adults:

Many people report feeling more alert, less fatigued, and in a better mood within a few hours to days, as the body rapidly absorbs the Vitamin B12

Comparative Peptide Research: Exploring structural and functional relationships between mitochondrial-derived peptides (MDPs) and related compounds within broader metabolic and cellular research frameworks

Treatment of Vitamin B12 Deficiency Thirty mcg daily for 5 to 10 days followed by 100 to 200 mcg monthly injected intramuscularly

The safety argument is equally compelling

"We need to then follow its excretion and the timeframe that the metabolites are being found in the body

For the easiest math (at the cost of larger injection volumes), 5 mL creates a simple 1 mg/mL solution