⚖ 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 2026-06-07.
● Peer-reviewed sources ● Audit timestamp: 2026-06-07 ● Data version: ASCEND Wiki 2026
Data sourced from ASCEND Wiki · CJC-1295 profile · CJC-1295 No-DAC profile · All comparisons
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