If the answer is "topical only" and the molecule is GHK-Cu, expect surface hydration changes and not much else
The International Foundation for Employee Benefit Plans (IFEBP) survey was somewhere in between KFF and Mercer, estimating that about 34% of US employers (no employee count specified) offered GLP-1 drugs for weight loss purposes in 2024, which is up 8% from 26% in 2023
doi: 10.1210/en.2002-221076
Safety, Side Effects, and Who Should Not Use Peptides Because peptides for athletes are prescription level compounds, safety depends heavily on supervision, sourcing, and screening
Peak plasma levels of empagliflozin were roughly 20% higher in patients with mild and severe renal impairment as compared to patients with normal renal function
Your provider should monitor kidney function, bone health, and GI symptoms annually, but indefinite use is medically supported