Longevity, built around you.Licensed US clinicians·Third-party tested
GH-axis · Comparison

CJC-1295 vs Ipamorelin. The pairing, explained.

The canonical growth-hormone-axis stack, what each part does, why they're run together, and the honest status of both (education-only in the US).

Where each stands
CJC-1295: Not availableIpamorelin: Not available
Not available
CJC-1295GHRH analog · the base
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
Not available
IpamorelinGH secretagogue · the pulse
What it does

Studied as a selective GH secretagogue for recovery and sleep interest.

Best evidence

Grade C, selective GH secretagogue; human outcome data limited.

What we don't know

Human outcome data is limited; long-term effects are uncharacterized.

Read the Ipamorelin monograph
Why they're run together

These two are the canonical GH-axis pairing: CJC-1295 is a GHRH analog that lifts the baseline, ipamorelin is a selective secretagogue that adds a clean pulse without the appetite and cortisol spillover of older GHRPs. Together, the theory is a steadier, more natural GH release than either alone.

At a glance
CJC-1295
Ipamorelin
What it is
A long-acting GHRH analog that stimulates pituitary growth-hormone release, often combined with a GH secretagogue like Ipamorelin.
A selective ghrelin-receptor agonist (GH secretagogue) that prompts pituitary GH release with relatively little effect on cortisol or prolactin.
What it's for
Studied as a GH-axis stimulator for recovery and body-composition interest.
Studied as a selective GH secretagogue for recovery and sleep interest.
Evidence grade
Grade C
Grade C
Human data
modest human GHRH-analog data; long-acting (DAC) variants less characterized
selective GH secretagogue; human outcome data limited
WADA status
Banned (S2)
Banned (S2)
Regulatory status
FDA Category 2 (non-compoundable)
FDA Category 2 (non-compoundable)
Key date
Education only
Education only
Peptós availability
Education only
Education only
The honest caveat

Both are education-only in the US and non-compoundable, popularity is not availability, and stacking two early-evidence peptides doesn't add up to proof. We track them honestly; we don't sell them.

Common questions

Why are CJC-1295 and ipamorelin used together?

CJC-1295 (a GHRH analog) raises the GH baseline; ipamorelin (a selective secretagogue) adds a clean pulse without the appetite/cortisol effects of older GHRPs. The pairing aims for a steadier, more natural release than either alone.

Are CJC-1295 and ipamorelin legal?

Both are education-only and non-compoundable in the US today. Being widely discussed is not the same as being available or approved.

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.