Choline, L-Carnitine, Methionine, Inositol, B-complex vitamins, Vitamin B12, and other essential vitamins and amino acids are examples of lipotropic injections
The differences are mostly in incidence rather than category
Feng H, Schorpp K, Jin J, Yozwiak CE, Hoffstrom BG, Decker AM, et al
Functional MRI trials consistently demonstrate reduced activation in mesolimbic and cortical reward circuits following treatment, reflecting diminished hedonic drive and a lower motivational response to high-calorie food cues (180, 181)
& Bressler, B
These medications are frequently denied despite strong clinical evidence and FDA-approved indications