can b12 injections make you feel worse How Quickly Does a Shot Work? Benefits & What to Expect What happens if you inject

Label the can so you know it contains needles

Always seek the guidance of a qualified medical professional regarding your health, wellness practices, or the use of any medical or wellness devices.

Summary: Vitamin B12 deficiency symptoms include persistent fatigue, pins and needles in hands and feet, memory problems, breathlessness, balance difficulties, and mood changes, with neurological damage possible even before anaemia develops

Longevity & antiaging mechanisms

Those steps are part of the clinical training a provider delivers to a patient who has already been evaluated and prescribed a compound, not a public how-to for anyone with a search bar