how much b12 should a human take via injection Shots at Home: How, Where & Often to Inject Yourself Vitamin B12 Injections Dosage and
Description
In older age, vitamin B12 absorption tends to be less efficient due to a range of health issues, including gastritis stomach lining inflammation and thinning but also because of decreased production of stomach secretions (EFSA, 2015

According to the MHRA, recognised reactions to injectable hydroxocobalamin include injection site reactions, rash, pruritus, and rarely, acneiform eruptions

Retrieved from Eden Integrative Medicine
I always feel more energy less yawning when on b12

Hydration, nutrition, sleep, and stress management all influence both results and side effects

Available in a 100 mL vial ready for injection
