This is called Peptide Therapy and is completely legal and safe
DOI: 10.1039/D2FO01862D, Setayesh, L., Haghighat, N., Rasaei, N., et al
The U.K.'s National Institute for Health and Care Excellence, which creates guidance for the National Health Service, recommends two-year limits on the use of some weight loss medications, such as Wegovy
van Bloemendaal L, RG IJ, Ten Kulve JS, Barkhof F, Konrad RJ, Drent ML et al
95% CI, -0.44 to -0.10) and hemoglobin A1c reduction (SGLT2i: mean difference, -0.33%
Marginal structural models were used to evaluate the association between GLP-1RAs and MACE risk, accounting for time-varying confounding using inverse probability weighting, although residual confounding cannot be fully excluded