b12 injections yellow urine Seeing Red: Do Work? Why Is My Urine Yellow
Description
Feeling tired, run down or low on energy

My GP decided not to give me the final shot and to wait to see what happens

Based on the search results, injectable B12 shots start working very quickly, typically showing noticeable positive effects within 24-72 hours after the first injection

(For example, taking large amounts of folic acid has been found to mask vitamin B12 deficiency in some patients.) What Are B12 Shots
