Peptides & longevity

Sermorelin vs HGH

Sermorelin tells your pituitary gland to make growth hormone. HGH is the hormone itself. Their safety profiles are different.

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$0 until a clinician approves. Your clinician helps you choose.

Sermorelin
GHRH analog
GHRH analog
vs
H
HGH
Recombinant growth hormone
Recombinant hormone

Sermorelin is a growth hormone-releasing hormone (GHRH) analog. It copies the signal that tells your pituitary gland, a small gland under the brain, to make its own growth hormone. Recombinant human growth hormone (HGH) is the hormone itself, given as a shot. Your pituitary has a feedback loop that keeps hormone levels in check. Sermorelin keeps that loop working. HGH skips it. That's one reason some clinicians choose sermorelin for adults.

Side by side.

 
Sermorelin
HGH
Mechanism
Signals the pituitary to release GH
GH injected directly
Feedback regulation
Kept; the pituitary still regulates itself
Skipped; no feedback loop
FDA approval
GH deficiency in children (no longer sold commercially; available compounded)
GH deficiency in children and adults
Safety notes
Keeps the feedback loop; long-term safety data in healthy adults are limited
Can push hormone levels above normal in people who aren't deficient
Typical compounded cost
$199/mo
$500–$1,500/mo

Who picks which.

Sermorelin
  • You want to talk with a clinician about sermorelin, knowing the evidence in healthy adults is limited
  • You understand it is compounded and not FDA-approved
  • Cost matters to you
View compounded sermorelin
HGH
  • Diagnosed GH deficiency, in an adult or a child
  • You need exact control over hormone levels in the blood
Our verdict

Neither is a proven anti-aging treatment. Evidence that sermorelin improves sleep, recovery, or body composition in healthy adults is limited. HGH is for a documented GH deficiency, with a hormone specialist (endocrinologist) supervising. Either way, a clinician should first look at what's behind your concern.

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Prescription treatments need an online visit. A U.S.-licensed provider reviews it and decides if a treatment is medically right for you. Compounded medicines are made by licensed U.S. pharmacies and are not FDA-approved. Individual results vary.

Common questions.

Will I notice anything in the first month?
We can't promise that. Evidence that sermorelin improves sleep or body composition in healthy adults is limited. Your clinician will talk through what's known, what isn't, and the risks.
Is sermorelin legal?
It depends on the preparation and current rules for compounding. A licensed clinician has to prescribe it, and a 503A pharmacy has to make it. Ask your clinician about the status of the exact product.