Common questions researchers ask about CJC-1295 (DAC) — laboratory context only.
What is DAC and what does it change?
DAC (Drug Affinity Complex) is a chemical modification that promotes reversible binding to serum albumin, extending the peptide's research half-life considerably relative to the no-DAC form — the basis of its mechanism of action.
Does DAC change the GHRH-receptor activity itself?
No — the receptor-binding domain is unchanged from the underlying modified-GHRH fragment; DAC only affects clearance/persistence, not the fundamental signaling mechanism, as detailed in the chemistry article.
Why would a study choose DAC over no-DAC?
Study design driven by whether a sustained, low-amplitude signaling profile or a shorter, more pulsatile one is of interest — a distinction discussed alongside the broader secretagogue comparison content in this library.
How is it supplied and handled?
Lyophilized powder, kept cold and dark; general handling is in reconstitution and storage.
What documentation verifies a research-grade lot?
A lot-specific certificate of analysis with HPLC purity and mass-spec identity confirmation — see how to read a CoA.
Product page: CJC-1295 (DAC) research vials.
Research Use Only. Supplied strictly for laboratory research and development — not for human or veterinary use, consumption, or any therapeutic or diagnostic purpose. This article is research education, not usage guidance.