does the glp 1 patch actually work GLP-1 patches are worse than you think (I was wrong) Patchie GLP-1 Patches Reviews (2025):

Zander M, Madsbad S, Madsen JL, Holst JJ (2002) Effect of 6-week course of glucagon-like peptide 1 on glycaemic control, insulin sensitivity, and beta-cell function in type 2 diabetes: a parallel-group study

J Clin Med Res

Peptides are notoriously difficult to absorb through the gastrointestinal tract

doi: 10.1016/S0140-6736(22)01655-5

There are also no FDA-approved drug products containing berberine, the agency adds

Patients with T2DM experience a significant decline in the incretins functional properties which causes delayed and reduced insulin release after glucose administration and impairs glucose tolerance [12,13,14]