b12 injection cyanocobalamin (B12) 1000 mcg/mL, Multiple Dose Vial 1 mL, 25/Tray Cyanocobalamin - Wikipedia

It depends on the IV infusion you choose, but it will rehydrate you, energize you, eliminate cramping and soreness, increase mental clarity, stop nausea and vomiting, stop migraines, strengthen your immune system, and make you feel better overall

Sakane, T., S

Designed to rejuvenate from the inside out, GLOW offers rapid recovery from injury, skin regeneration, and powerful anti-inflammatory effects

Many people feel more energised within 48 to 72 hours, though full benefits may take a few weeks

Synthetic versions can be derived from rooster combs or engineered in a lab, and there are a variety of proprietary formulations available