Sermorelin Therapy in Fort Collins: What It Is and How It Works

Sermorelin is a short chain of amino acids (a peptide) that copies the beginning of growth hormone-releasing hormone, the signal your brain sends to the pituitary gland to release growth hormone. It is not growth hormone, and it is not an anabolic steroid. When you take it, your pituitary releases some of the growth hormone it already makes; it does not add growth hormone from outside.

Brand-name sermorelin products were approved by the FDA in 1990 (to help diagnose growth hormone deficiency) and in 1997 (to treat it in children). The manufacturer stopped making them in 2008, and the FDA later determined that the withdrawal was not for safety or effectiveness reasons. Sermorelin prescribed to adults today comes from compounding pharmacies, and it isn’t FDA-approved for the uses it’s prescribed for. That means its quality depends on the pharmacy, and its benefits and risks in adults rest on a small research base rather than large trials.

In small studies of older adults, sermorelin raised growth hormone and IGF-1 levels and was generally tolerated. Those studies were short, included few people, and mostly measured hormone levels rather than how people felt or functioned. There are no large, long-term trials in adults showing that sermorelin changes body composition, sleep, energy or aging in a lasting way. Some people report feeling a difference; others don’t. Everyone responds differently, and your provider will tell you honestly what the evidence does and doesn’t support.

A visit may make sense if:

• You’re an adult with symptoms that could involve low growth hormone and you want them evaluated rather than guessed at
• You’ve read about peptides online and want a licensed provider’s view before trying anything
• You’re already using a peptide from another source and want lab monitoring

Sermorelin is not prescribed, or needs extra care, if you have:

• A current or recent cancer, or a history of a hormone-sensitive cancer
• An untreated thyroid condition or adrenal condition
• Diabetes or blood-sugar problems that aren’t controlled, because growth hormone affects blood sugar
• A known allergy to sermorelin or related peptides
• Pregnancy, breastfeeding, or plans to conceive

These are some of the reasons, not all of them. Competitive athletes should know that sermorelin is on the World Anti-Doping Agency’s prohibited list.

Every plan starts with an in-person visit and labs here in Fort Collins. Your provider reviews your health history, your goals and your lab results before recommending anything, and tells you plainly if sermorelin isn’t a fit. If it is prescribed, it is a small self-administered injection under the skin; our team shows you how at the clinic. Your provider sets the dose and the timing for you, rechecks labs on a schedule while you’re in care, and adjusts or stops the plan based on how you’re feeling and what your labs show. See peptide therapy at Peak Medical Wellness for how visits work.

The most common side effects are mild and short-lived: redness, itching or a small bruise where you inject, headache, flushing or warmth after a dose, and occasionally nausea or dizziness. Less often, people notice joint aches, mild fluid retention or tingling. Growth hormone can raise blood sugar, which is one reason labs are checked. If anything feels wrong, call the clinic at (970) 239-3595 rather than waiting for your next visit.

Injected growth hormone replaces the hormone directly and has FDA approval only for specific diagnosed conditions, under specialist care. Tesamorelin is a related, longer peptide with FDA approval for one specific condition (excess abdominal fat in people with HIV). Sermorelin works upstream of both, by prompting your own pituitary, and is prescribed as a compounded medication outside any approved indication. None of the three is a shortcut; the question is whether any of them fits your history, your labs and your goals, which is what the visit is for.

Curious about the October 2026 peptide compounding policy and which peptides it covers? Read our guide to the policy.