Cortagen

FDA APPROVAL PENDING

Moderate Research

Cognitive

Longevity

Cognitive

Cortagen

Longevity

Amino acid sequence

4

Amino acids

430.4da

Molecular weight

Peptide

Type

Cortagen is a Khavinson bioregulator tetrapeptide (AEDP) with primary effects on the brain and central nervous system. Developed at Russia's St. Petersburg Institute of Bioregulation and Gerontology, it regulates inflammatory responses in the nervous system, restores balance between pro- and anti-oxidative processes, and stimulates interleukin-2 expression. Research shows potential benefits for ischemic brain injury recovery, nerve regeneration, and reducing autoimmune reactions affecting the CNS.

Top researched benefits

Overview of Cortagen

Cortagen works through epigenetic regulation by penetrating cell nuclei and interacting with DNA to modulate gene expression. In the heart, it affects genes including Pass1, Hsc70, Bmp2, Wnt4, Eps15, and Eps15-rs. It powerfully regulates inflammatory responses in the nervous system, helping restore proper balance between oxidative and anti-oxidative processes. Cortagen stimulates IL-2 expression and helps regulate immune function, particularly by reducing autoimmune reactions.

Neurological Support

  • Shows beneficial long-term results in research following ischemic brain injury.
  • Research demonstrates effects on restoration of injured nerve function.
  • Regulates inflammatory response in the nervous system.

Immune Regulation

  • Helps regulate immune function by reducing autoimmune reactions.
  • Stimulates interleukin-2 expression for immune regulation.

Antiaging

  • Restores balance between pro- and anti-oxidative processes.
  • Addresses age-related CNS changes through bioregulation.

Storage

Capsules: room temperature; Injectable lyophilized: 2-8°C; Reconstituted: 2-8°C refrigerated

Frequency

Once daily for 10-20 consecutive days

Typical Dose

10-20 mg daily

Cycle Duration

10-20 days per cycle

Chemical Makeup

Key benefits

Regulates central nervous system function

Powerful anti-inflammatory effects in brain

Supports nerve regeneration

Restores oxidative balance

Stimulates interleukin-2 expression

Reduces autoimmune reactions

Beneficial after ischemic brain injury

Modulates gene expression in neural tissue

Community interest

This peptide is still gaining traction in the community.

AEDP | Brain Cortex Bioregulator Peptide

This overview is informational and based on aggregated descriptions from studies and user reports.

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Cortagen Molecular Information

View the scientifc details of Cortagen.

4

Amino Acids

Cortagen

Ala

Ala

Position 1

Glu

Glu

Position 2

Asp

Asp

Position 3

Pro

Pro

Position 4

Amino acid sequence
AlaninePosition 1
Glutamic acidPosition 2
Aspartic acidPosition 3
ProlinePosition 4

Molecular Weight

430.4Da

Chain Length

4Amino Acids

Type

Peptide

Cortagen Protocols

Available in capsule form for oral administration. Short peptides can be absorbed orally and reach target tissues. Typical protocol involves 10-20 day cycles, often repeated 2-3 times per year.

GoalDosageFrequencyRoute
Standard protocol1010 week rangeOral capsules
Maintenance102 week rangeOral capsules

Cortagen Cycle

The Cortagen Cycle section explains how long a typical cycle lasts and what to expect during each phase. Over time, your body can become less responsive with continuous use.

Taking breaks between cycles may help maintain effectiveness and support better overall results.

Week 0-0
Gene expression modulation begins
Week 0-0
Effects persist due to epigenetic changes
Week 0-0
Neurological function improvements
Week 0-0
Cumulative benefits with periodic cycles

Dosing tools

Cortagen Peptide Dosage Calculator

Calculate peptide doses with our visual syringe guide.

0.3mL / 30 units

5 units

0.050 mL

1 mL

2 mL

3 mL

5 mL

Custom

Conversion: 1,000 mcg = 1 mg

Injection Results

Based on your vial and dilution inputs.

Safe concentration range

Cortagen

SINGLE COMPOUND

Volume per injection

0.05

mL

Concentration

10.00

mg/mL

Doses per vial

20

doses

Total injections per vial

20 injections

How it works

Based on a 10 mg Cortagen vial diluted with 1 mL of bacteriostatic water, each 500 mcg injection equals 0.05 mL.

Research Purposes Only

These calculators are provided for educational and research purposes only. Always verify calculations and consult with qualified professionals. The information provided is not medical advice. Peptides should only be used in accordance with applicable laws and regulations.

Reference Guide

Dosing Cycle

Peptide
Cortagen
Dosing
10-20 mg daily
Dosing Frequency
Once daily for 10-20 consecutive days
Cycle Duration
10-20 days per cycle
Storage
Capsules: room temperature; Injectable lyophilized: 2-8°C; Reconstituted: 2-8°C refrigerated

Note: Triple agonist; microdose for fewer side effects

Reconstitution Tips

  • Use bacteriostatic water (BAC) — contains 0.9% benzyl alcohol for preservation
  • Inject water slowly — aim down the vial wall, not directly onto powder
  • Never shake — gently swirl or roll the vial until dissolved
  • Store properly — refrigerate at 2-8°C after reconstitution
  • Use within 28 days — most reconstituted peptides remain stable for about 4 weeks
  • Keep sterile — always clean vial tops with alcohol before drawing

Peptide Interactions

Research suggestions of Cortagen interactions with other common peptides and substances.

Healing

car

Longevity

Cardiogen

COMPATIBLE

Part of Khavinson bioregulator family; targets different tissue.

COMPATIBLE

Longevity

epi

Immunity

Epitalon

SYNERGISTIC

Often combined in comprehensive anti-aging Khavinson protocols.

SYNERGISTIC

Cognitive

pin

Longevity

Pinealon

SYNERGISTIC

Complementary CNS bioregulators; Cortagen for cortex, Pinealon for general brain.

SYNERGISTIC

Longevity

thy

Immunity

Thymalin

COMPATIBLE

Different organ targets; can be used in comprehensive bioregulator protocols.

COMPATIBLE

Side effects

Contraindications

Active neurological emergencies (seek medical care)

Known hypersensitivity

Pregnancy or breastfeeding

Stop signs

Allergic reactions

Unusual neurological symptoms

Bad signs

DiscolorationUnusual odorDamaged packaging
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Frequently asked questions

What benefits can peptides offer in research?

Peptides can support cellular repair, immune function, metabolic health, and tissue regeneration. Research suggests they may help with recovery, sleep quality, skin health, and cognitive function, depending on the specific peptide and its mechanism of action.

What are some exciting applications of peptides in modern science?

Current research explores peptides for longevity, muscle recovery, wound healing, metabolic disorders, and neuroprotection. Scientists are also investigating peptide-based drug delivery and targeted therapies that could offer more precise treatment options.

How do peptides influence health and wellness?

Peptides work by binding to receptors on cells and triggering specific biological responses. Depending on the peptide, they may promote growth hormone release, support collagen production, modulate inflammation, or influence neurotransmitter activity—each with different implications for health and wellness.

Where can I find the latest studies on peptide applications?

Peer-reviewed journals such as Nature, Science, and specialized publications like Peptides and the Journal of Peptide Science publish ongoing research. PubMed and Google Scholar are useful for searching studies by peptide name or condition.

Are there any guidelines for using peptides in research?

Research use of peptides typically follows institutional review board (IRB) protocols and regulatory guidelines. Dosage, administration route, and safety monitoring should align with published literature and applicable regulations in your jurisdiction.

What is the difference between peptides and proteins?

Peptides are short chains of amino acids (typically under 50), while proteins are longer chains that fold into complex structures. Peptides are often more stable, easier to synthesize, and can cross cell membranes more readily, making them attractive for therapeutic applications.

How should peptides be stored?

Most peptides require refrigeration (2–8°C) and protection from light. Reconstituted peptides often have shorter stability and may need to be used within days or weeks. Always follow the manufacturer's or research protocol's storage instructions.

Can peptides be taken orally?

Some peptides are bioavailable orally, but many are broken down by digestive enzymes before reaching the bloodstream. Subcutaneous injection, nasal administration, or other routes are often used in research to improve bioavailability. The optimal route depends on the specific peptide.

CortagenResearch References

Cortagen is a moderate research compound

4Research references

Cortagen

Cortagen is a moderate research compound

Effect of Cortagen on Gene Expression in Mouse Heart

Cortagen affects expression of genes including Pass1, Hsc70, Bmp2, Wnt4, Eps15 in heart tissue.

n.d.

Delayed Effect of Cortagen on Restoration of Injured Nerve Function

Demonstrated effects on nerve function restoration following injury.

n.d.

Effect of Tetrapeptide Cortagen on Regeneration of Sciatic Nerve

Research on nerve regeneration effects of Cortagen tetrapeptide.

n.d.

Khavinson Peptide Bioregulators

Comprehensive review of bioregulator peptides and their epigenetic mechanisms.

n.d.