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GH-axis · Comparison

Sermorelin vs CJC-1295. The legal one vs the restricted one.

Both nudge your own growth-hormone axis, but only one can be legally compounded in the US today. The honest difference, side by side.

Where each stands
Sermorelin: CJC-1295:
SermorelinGHRH analog · available now
What it does

Used to support muscle, recovery, and sleep quality.

Best evidence

Grade C, moderate clinical history as a GHRH analog; outcome data is limited.

What we don't know

Long-term outcome data is limited; effects vary with age and baseline.

Read the Sermorelin monograph
CJC-1295GHRH analog · nomination withdrawn (non-compoundable)
What it does

Studied as a GH-axis stimulator for recovery and body-composition interest.

Best evidence

Grade C, modest human GHRH-analog data; long-acting (DAC) variants less characterized.

What we don't know

Long-term safety of the long-acting (DAC) form is poorly characterized in humans.

Read the CJC-1295 monograph
How to think about choosing

This is the cleanest example of our two-signal rule. Sermorelin and CJC-1295 are close cousins, both GHRH analogs that prompt your own GH release. The difference isn't really the molecule; it's the law. Sermorelin is 503A-eligible and available under a clinician; CJC-1295 was placed in Category 2 in 2023 and its nomination was later withdrawn, which leaves it in no FDA category at all — outside every enforcement-discretion policy — and it cannot be legally compounded. If you want the GH-axis effect through a legitimate route, the answer is Sermorelin.

At a glance
Sermorelin
CJC-1295
What it is
Sermorelin is a synthetic analog of growth-hormone-releasing hormone (GHRH 1–29). It signals the pituitary to produce and release the body's own growth hormone, rather than introducing growth hormone directly.
A long-acting GHRH analog that stimulates pituitary growth-hormone release, often combined with a GH secretagogue like Ipamorelin.
What it's for
Used to support muscle, recovery, and sleep quality.
Studied as a GH-axis stimulator for recovery and body-composition interest.
Evidence grade
Grade C
Grade C
Human data
moderate clinical history as a GHRH analog; outcome data is limited
modest human GHRH-analog data; long-acting (DAC) variants less characterized
WADA status
Banned (S2)
Banned (S2)
Regulatory status
Key date
Peptós availability
The honest caveat

Popularity doesn't change legality: CJC-1295 earns far more searches than it can legally fulfill. Neither is an anabolic shortcut, both are WADA-banned (S2), and Sermorelin's own outcome data is moderate. We route you to the legal option rather than the loud one.

Common questions

Is sermorelin the same as CJC-1295?

They're close cousins, both GHRH analogs that stimulate your own growth hormone. The practical difference is regulatory: sermorelin is 503A-eligible and available under a clinician; CJC-1295's compounding nomination was withdrawn, leaving it in no FDA category and outside every enforcement-discretion policy, so it cannot be legally compounded in the US.

Why is CJC-1295 not available?

The FDA placed CJC-1295 in compounding Category 2 in September 2023; the nomination was later withdrawn, which leaves it in no category at all and outside every FDA enforcement-discretion policy. Either way it cannot be legally compounded. The legal GH-axis route is sermorelin.

Medically reviewed by the Peptós.LIFE clinical team · Maintained by the Peptós.LIFE editorial team · Last updated June 2026. Educational content, not medical advice. Compounded medications are not FDA-approved.
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Sermorelin vs CJC-1295: common questions

Is sermorelin the same as CJC-1295?
They're close cousins, both GHRH analogs that stimulate your own growth hormone. The practical difference is regulatory: sermorelin is 503A-eligible and available under a clinician; CJC-1295's compounding nomination was withdrawn, leaving it in no FDA category and outside every enforcement-discretion policy, so it cannot be legally compounded in the US.
Why is CJC-1295 not available?
The FDA placed CJC-1295 in compounding Category 2 in September 2023; the nomination was later withdrawn, which leaves it in no category at all and outside every FDA enforcement-discretion policy. Either way it cannot be legally compounded. The legal GH-axis route is sermorelin.