GLP-1 Medications for Teenagers in Colorado: What Parents Need to Know
Teenagers With Obesity Aren’t Waiting for the Operating Room Anymore
A study published in JAMA Pediatrics on July 20, 2026, by Messiah and colleagues has a number that should make every pediatrician in Colorado pause. GLP-1 receptor agonist use among adolescents and young adults with obesity is climbing fast. Bariatric surgery rates in the same age group are dropping.
That’s not a coincidence. It’s a generation choosing needles over scalpels.
What the Study Actually Found
The Messiah team found a clear divergence. Medication uptake is rising year over year. Surgical referrals are not.
For the families we see in Greenwood Village and across the Front Range, this tracks. Parents who would have scheduled a sleeve gastrectomy a decade ago are now asking about Wegovy for their 14-year-old. They aren’t wrong to ask. The FDA approved semaglutide for adolescents 12 and older. The weight-loss data is real. The safety profile has held up in trials.
But here’s where I push back. GLP-1s and bariatric surgery aren’t competing for the same slot on the treatment shelf. Combining a GLP-1 with bariatric surgery often produces better outcomes than either alone. A separate August analysis showed that restarting obesity medications after bariatric surgery was tied to greater one-year weight loss in youths. Surgery sets the floor. Medication keeps the building from collapsing.
What I’d Tell a Colorado Parent This Week
Very few families want surgery as a first move. That’s reasonable. But “first move” is the wrong frame. Severe obesity in adolescence doesn’t always respond to lifestyle changes alone. It didn’t before GLP-1s, and it won’t after. The body fights back at any age. The set point doesn’t care whether you’re 15 or 55.
Your job: Understand that GLP-1 medications are a tool, not a finish line. Ask about the long game — what happens when your child turns 18 and ages off your insurance? What does maintenance look like?
Your doctor’s job: Be honest about when lifestyle, medication, and surgery each make sense. Don’t pretend one is the answer to everything. The kids doing best in my practice are the ones whose families picked a tool based on the severity of the disease, not the fear of the operating room.
The Colorado Picture
Colorado has lower adult obesity rates than most states, but adolescent obesity on the Front Range has been creeping up. That makes the trends in this study directly relevant to families in Denver, Aurora, Lakewood, and Centennial. Your teenager is not an exception. They are part of a national shift.
If you’re a Colorado family trying to figure out the right next step, we’d rather have that conversation early than after another failed diet. Call us at (303) 750-9454.
— Ethan Lazarus, MD, Diplomate of the American Board of Obesity Medicine and the American Board of Internal Medicine. Clinical Nutrition Center, 5995 Greenwood Plaza Blvd, Suite 150, Greenwood Village, CO 80111.
Frequently Asked Questions
At what age can teenagers start GLP-1 weight-loss medications?
The FDA has approved semaglutide for adolescents 12 years and older. That approval, combined with a July 2026 JAMA Pediatrics study showing GLP-1 use rising sharply in this age group, means more teenagers are now candidates for medical weight-loss treatment than ever before.
Why are fewer teenagers getting bariatric surgery?
The JAMA Pediatrics study found that GLP-1 receptor agonist use among adolescents is climbing while bariatric surgery referrals are declining. GLP-1 medications offer a less invasive option, and the safety data in trials has given families and physicians a degree of confidence to try medication first.
Can a teenager take GLP-1 medications after bariatric surgery?
Yes — and the outcomes are often better with both. A separate August 2026 analysis found that restarting obesity medications after bariatric surgery was tied to greater one-year weight loss in youths. Surgery and GLP-1 medications are not either/or choices; they can work together, with surgery setting the foundation and medication helping sustain the results.
Is adolescent obesity a concern in Colorado?
Colorado has the lowest adult obesity rate in the country, but adolescent obesity on the Front Range has been trending upward. The trends in the JAMA study are directly relevant to families in Denver, Aurora, Lakewood, and Centennial — the same communities Clinical Nutrition Center serves.
What should a Colorado family consider before starting a teenager on GLP-1 medications?
Think about the long game, not just the first step. Ask your doctor what happens when your child turns 18 and ages off a parent’s insurance plan. Ask what maintenance looks like. The families getting the best results are the ones choosing treatment based on the severity of the disease — not fear of surgery. GLP-1 medications are a powerful tool, but they are not a finish line.
