However, current research on the relationship between vitamin B12 and testosterone has primarily focused on infertile men, with limited studies in the general population, particularly among women (5, 9)
How Long Do Vitamin Injections Last in the Body
Other side effects that can occur include: Excessive sweat production Rapid weight gain Pain when breathing Shortness of breath when lying down Anxiety Increased or irregular heart rate Numbness, tingling or muscular weakness Increased thirst Urinary frequency B12 injections can also cause allergy symptoms immediately after administration, like difficulty breathing, a swollen throat, mouth, or swelling of the mouth, tongue or face
Choosing an injection site The abdomen, outer thighs, and upper arms are the three standard subcutaneous injection sites for tirzepatide