vitamin b12 injections in chicago B-12 for Energy & Wellness Best B12 Injection (Health &
Description
This effect is thought to be mediated through GLP-1 receptors in the cardiovascular system and is generally not clinically significant, though patients with certain arrhythmias or those sensitive to heart rate changes should be monitored

If you have just completed a leg workout, either wait 2-3 hours for blood flow to normalize or choose a different injection site like the abdomen

NHS article about B12 deficiency nhs.uk/conditions/vitamin-b

Have questions about vitamin B12 injections
