
Cortagen
Cortagen (AEDP) is a short Khavinson peptide that modulates gene expression in the central nervous system, immune cells, and myocardium. Research attributes its geroprotective and neurotrophic properties to chromatin decondensation, anti-inflammatory signaling, and support for neural tissue regeneration.
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Cortagen (Ala-Glu-Asp-Pro) forms part of the Khavinson peptide family—short sequences that influence gene transcription in specific tissues. Animal studies highlight its ability to stabilize neuroinflammatory responses, restore pro/anti-oxidant balance, and rejuvenate age-suppressed genes, thereby positioning it as a geroprotective agent.
Cortagen is described as a peptide and bioregulator known for regulating brain, heart, immune, and central nervous system functions. It’s also described as stabilizing inflammation in the central nervous system, helping reduce long-term brain damage from injury and restore nerve function.
Deeper Research Notes (Summary):
• DNA is described as becoming tightly packed with age (reduced gene activity / cellular aging). Cortagen is described as helping unpack DNA, restoring gene function and rejuvenating cells— specifically targeting the brain, heart, immune system, and CNS.
• Cortagen is described as affecting peripheral nerves and heart tissueby promoting gene changes that enhance nerve function and support heart health.
• Cortagen is described as supporting the body’s ability to combat oxidative damage by reducing lipid peroxidation, helping protect cell membranes and potentially supporting neurodegenerative-disease prevention (e.g., Alzheimer’s and Parkinson’s).
| Protocol Item | Guidance |
|---|---|
| Dose | 1–5 mg per dose |
| Cycling Style | Bio-regulators are typically cycled as periodic doses rather than continuous daily consumption. |
| Phase | Schedule |
|---|---|
| Loading Phase (Year 1) | Month 1: DailyMonths 2–3: Daily for 10–20 days at the start of each monthMonths 5–12: Off |
| Maintenance Phase (Year 2+) | 3× per year, spread out evenly |
Caution & Contraindications:
Caution: May cause a headache and changes in mood.
Contraindications: Individuals with active infections or severe neurological conditions.
Reconstitution Options (Vial Format):
• 20 mg
Reconstitution (General Handling):
• Use sterile technique and follow the product’s label/spec sheet for diluent type and volume.
• Sanitize the vial stopper; add diluent slowly along the vial wall to reduce foaming.
• Gently swirl/roll until fully dissolved (avoid vigorous shaking).
• Store according to label guidance and protect from light as applicable.
Sequence: Ala-Glu-Asp-Pro (AEDP)
Molecular Formula: C17H27N5O8
Molecular Weight: 430.17 g/mol
PubChem CID: 18439621

Cortagen is reported to decondense heterochromatin, reopening transcriptionally silenced regions. Transcriptome profiling revealed changes across 110 genes spanning 234 DNA regions, aligning with observed enhancements in ribosomal activity and restoration of age-suppressed signaling.
These chromatin effects mirror other Khavinson peptides, emphasizing tissue specificity with minimal off-target influence.

Rat studies show Cortagen reduces lipid peroxidation products in serum and brain tissue, mitigating oxidative damage linked to neurodegeneration. By supporting antioxidative pathways, the peptide helps maintain neural function under stress.
Intramuscular Cortagen (10 µg/kg) increased regenerating nerve fibers by up to 40% following transection in rat models. These results suggest utility alongside surgical repair for severe neural injuries, complementing its CNS-focused benefits.
Cortagen modulates gene expression, dampens neuroinflammation, boosts antioxidant defenses, and promotes nerve repair—attributes that underpin ongoing research in ischemic brain injury, autoimmune modulation (via IL-2 signaling), and healthy aging.
Article Author :
The above literature was researched, edited and organized by Dr. Logan, M.D. Dr. Logan holds a doctorate degree from https://case.edu/medicine/Case Western Reserve University School of Medicine and a B.S. in molecular biology.
Case Western Reserve University School of Medicine
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