2500 mcg b12 injection Compounded Methylcobalamin (Vitamin B12) Injection, 5mg/mL Vitamin B-12 3000 mcg Injection

Here is a breakdown for the two most common vial sizes

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That status changed in December 2025 with the FDA approval of an oral version of Wegovy (also manufactured by Novo Nordisk)

Cell culture studies using adipocytes have shown that NNMT overexpression promotes lipid accumulation and insulin resistance, while NNMT knockdown or inhibition increases NAD+ levels, activates SIRT1, enhances mitochondrial respiration, promotes expression of thermogenic genes including UCP1, and drives white adipocyte browning toward a beige phenotype

doi: 10.1111/j.1365-2826.2007.01638.x

With consistent sessions, you may notice enhanced vitality, better focus, and a sense of overall well-being