Adding 2ml creates 1mg/ml (1000mcg/ml)
Some people notice an immediate energy boost after the injection, while skin-related benefits become more noticeable after a few sessions
Documented side effects are usually mild to moderate: Injection-site pain, redness, or bruising Flushing Increased heart rate Nausea or gastrointestinal upset Headache Urinary changes or a fishy body odor at higher choline doses Because these are compounded products, sterile technique, pharmacy sourcing, and formulation verification matter
Infusions The differences between B12 injections and infusions mainly lie in the absorption rate
Available for take-home use and shipping
(4) Smith RL, Soeters MR, Wst RCI, Houtkooper RH