nad b12 injection Sandoz Vitamin Injectable Solution - 1000 mcg/10 mL NAD+ injection - Boosts cellular

Combined NNMT inhibitor treatment with reduced-calorie diet achieved 6.3 g cumulative weight loss versus 2.9 g with diet alone, and fat mass reduction was ten-fold greater with treatment (~29.3%) compared to diet switch alone (2.9%), while restoring fatty liver profiles to lean-control levels (Sampson et al., 2021)

It just goes to show that the 'B12 deficiency is unlikely in someone so young' is probably right most of the time, but not always

Izumi, Y., & Kaji, R

Cells in the vascular endothelium and smooth muscle express CD38, which is involved in many physiological processes, including angiogenesis, injury repair, and inflammation