Side-by-Side Comparison · 2026

CJC-1295 vs Ipamorelin

CJC-1295 vs Ipamorelin — mechanism, half-life, dosing, and research status compared. Which is right for your protocol?

CJC-1295
Growth Hormone

CJC-1295 is a synthetic GHRH analog with a Drug Affinity Complex (DAC) that binds circulating albumin, extending half-life from 7 minutes to approximately 6-8 days. Enables once-weekly dosing with sustained GH elevation. Phase I/II clinical research status. WADA prohibited under ...

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Ipamorelin
Growth Hormone

Ipamorelin is a synthetic 5-amino acid growth hormone releasing peptide (GHRP) that selectively stimulates pituitary GH secretion without raising cortisol, prolactin, or appetite hormones. Acts on ghrelin receptors (GHSR-1a) for clean pulsatile GH release. Phase I/II research sta...

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Key Parameters
Parameter CJC-1295 Ipamorelin
Category Growth Hormone Growth Hormone
Research Extensively Studied Extensively Studied
Half-Life ~6–8 days (with DAC) ~2 hours
Typical Dose 1–2 mg 100–300 µg
Frequency Once weekly or twice weekly 1–3× daily
Route Subcutaneous Subcutaneous
FDA Status Not Approved Not Approved

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Frequently Asked Questions
What is the difference between CJC-1295 and Ipamorelin?
CJC-1295: CJC-1295 is a synthetic GHRH analog with a Drug Affinity Complex (DAC) that binds circulating albumin, extending half-life from 7 minutes to approximately 6-8 days. Enables once-weekly dosing with sus... Ipamorelin: Ipamorelin is a synthetic 5-amino acid growth hormone releasing peptide (GHRP) that selectively stimulates pituitary GH secretion without raising cortisol, prolactin, or appetite hormones. Acts on ghr...
Which has a longer half-life, CJC-1295 or Ipamorelin?
CJC-1295 half-life: ~6–8 days (with DAC). Ipamorelin half-life: ~2 hours.
Can you stack CJC-1295 and Ipamorelin?
CJC-1295 and Ipamorelin are in the same category and used together in research protocols. Always consult relevant literature and follow appropriate guidelines.

For research use only. Not medical advice. ASCEND does not conduct or endorse any specific research protocol. Always consult relevant scientific literature and regulatory guidelines.