Since a lot of GLP-1 talk here is secondhand, I wanted to add a first-person, clinician-supervised account. I'm in my 50s, started a prescribed GLP-1 medication under an endocrinologist after my labs and doctor pushed me toward it. Everything here was monitored with follow-ups and bloodwork. This is my experience, not a recommendation, and my situation isn't yours.
The change I didn't expect was how much of it was mental. The constant background food noise quieted within the first couple of months, and that alone reshaped my day more than the number on the scale. GI side effects were real early on, mostly nausea and some rough digestion, and my doctor and I adjusted the pace to manage it. That supervision mattered; I wouldn't have navigated the side effects well on my own.
Nine months in, the things I value most are steadier energy and labs my doctor is happier with. It hasn't been magic, plateaus and all. The single biggest factor in it going okay was having a professional watching the whole thing and catching stuff I'd have ignored.