⚖ Head-to-Head · DAC vs No-DAC

CJC-1295 vs CJC-1295 No-DAC

Mechanism, half-life, dosing & research status compared side-by-side.

CJC-1295
Growth Hormone
Not Approved
Growth HormoneBody CompositionAnti-agingRecovery
CJC-1295 is a synthetic analog of growth hormone releasing hormone (GHRH) engineered with a Drug Affinity Complex (DAC) - a lysine-maleimide linker that covalently binds to circulating albumin after injection. This album…
Full CJC-1295 profile →
CJC-1295 No-DAC
Growth Hormone & IGF
Not Approved
Growth HormoneGHRHPulsatileStackWADA Prohibited
CJC-1295 No-DAC (also called Modified GRF 1-29 or Mod GRF) is a short-acting GHRH (Growth Hormone-Releasing Hormone) analog consisting of the first 29 amino acids of endogenous GHRH with four amino acid substitutions to …
Full CJC-1295 No-DAC profile →
Technical Specs Comparison
MetricCJC-1295CJC-1295 No-DAC
Research Status Extensively Studied Research Use
Molecular Weight 3,647 Da 3,367.9 Da
Half-Life ~6-8 days (with DAC) 30 minutes
Peak Time 2-4 days post-injection ~15-30 min
Typical Dose 1-2 mg 100-200 µg
Frequency Once weekly or twice weekly 2-3x daily
Route Subcutaneous Subcutaneous
Amino Acids 30 29
WADA Status Prohibited Prohibited
FDA Status Not Approved Not Approved
Stack Compatibility & Key Differences
Both are active research compounds. See individual pages for full protocol data.
PK Plotter · Visualize plasma levels over time
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Frequently Asked Questions
What is the difference between CJC-1295 and CJC-1295 No-DAC?
CJC-1295: CJC-1295 is a synthetic analog of growth hormone releasing hormone (GHRH) engineered with a Drug Affinity Complex (DAC) - a lysine-maleimide linker that covalently binds to circulating albumin after injection. This album… CJC-1295 No-DAC: CJC-1295 No-DAC (also called Modified GRF 1-29 or Mod GRF) is a short-acting GHRH (Growth Hormone-Releasing Hormone) analog consisting of the first 29 amino acids of endogenous GHRH with four amino acid substitutions to …
Can you stack CJC-1295 and CJC-1295 No-DAC?
Both are active research compounds. See individual pages for full protocol data.
Which has a longer half-life, CJC-1295 or CJC-1295 No-DAC?
CJC-1295 half-life: ~6-8 days (with DAC). CJC-1295 No-DAC half-life: 30 minutes.
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Verified Scientific Data
All specifications on this page are sourced from peer-reviewed literature and primary research. Half-life values, dosing ranges, and mechanism data are cross-referenced against published studies. Last audited 2026-10-05.
● Peer-reviewed sources ● Audit timestamp: 2026-10-05 ● Data version: ASCEND Wiki 2026
Data sourced from ASCEND Wiki · CJC-1295 profile · CJC-1295 No-DAC profile · All comparisons
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