b12 injection makes me tired sleepy Feeling more tired, sluggish or low in mood? You're not Common & Rare Side Effects

Athletes, busy professionals, and those suffering from chronic fatigue or burnout may find B12 injections particularly beneficial for improving stamina and reducing exhaustion

Some individuals might choose to administer multiple injections throughout the course of the day

balance is key

Some of this excess can be stored (some 25 mg), meaning that deficiency symptoms may not occur until 35 years after the diet fails to provide sufficient vitamin B12 or its absorption becomes inadequate [3]

Specifically, practitioners often divide the total daily amount into two separate applications to maintain stable plasma concentrations

A thorough medical assessment will help identify whether weight management treatment is appropriate, which options are safest for your individual circumstances, and whether any underlying conditions may be affected