can b12 injections cause insomnia The truth about vitamin and Feeling worse after B12 Injection:

Some individuals report feeling more alert or experiencing difficulty sleeping after taking B12 supplements, particularly high-dose formulations or injections

Vitamin B12 is an essential vitamin found in the foods such as meat, eggs, and dairy products

If you decide to undertake self-injection, always consult a nurse practitioner or doctor to learn the proper method of identifying and cleaning the injection site, administration and how-to properly open the ampules

Who Is an Ideal Candidate for Vitamin B12 Injections

Each mL of sterile aqueous solution contains: Active Ingredient: Cyanocobalamin (B12)..........1000 mcg Inactive Ingredients: sodium chloride 0.22% w/v, ammonium sulfate 0.1% w/v, citric acid 0.01% w/v, sodium citrate 0.008% w/v, and benzyl alcohol 1.0% v/v (preservative)

If these symptoms last longer than a few days contact your doctor right away