B12 shots for weight loss are not a standalone treatment
No published clinical studies were identified demonstrating appetite, metabolism, or weight-loss effects from transdermal herbal patches of this type
J Immunol (2000) 165(12):724652
doi:10.2174/157015909787602788 Kappos L, Gold R, Miller DH, Macmanus DG, Havrdova E, Limmroth V, Polman CH, Schmierer K, Yousry TA, Yang M, Eraksoy M, Meluzinova E, Rektor I, Dawson KT, Sandrock AW, ONeil GN, BG-12 Phase IIb Study Investigators (2008) Efficacy and safety of oral fumarate in patients with relapsing-remitting multiple sclerosis: a multicentre, randomised, double-blind, placebo-controlled phase IIb study
Available from: Boer J, Jemec GBE
In a rat model, LC lowered liver enzyme activity, oxidative stress, and thioacetamide and tilmicosin-induced damage (Aboubakr et al., 2020)