Cortagen vs Epitalon
Overview
Cortagen and Epitalon are both anti-aging & longevity peptides, but they differ in mechanism, dosing, and regulatory status.
This page compares Cortagen and Epitalon across their primary use, typical dosing, reported benefits and side effects, and U.S. regulatory status. For the full monograph on either compound — mechanism of action, clinical research, and references — follow the article links.
Side-by-side comparison
| Cortagen | Epitalon | |
|---|---|---|
| Category | Anti-aging & Longevity | Anti-aging & Longevity |
| Regulatory status (US) | Research use only | Compounding (Rx) — Apr 2026 |
| Typical dosage | 10 mg | 5-10 mg |
| Frequency | daily for cycles | cycle |
| Reported benefits | Cognitive support, neuroprotection, brain health | Telomere lengthening, improved sleep quality, enhanced longevity markers, circadian rhythm regulation |
| Reported side effects | Well-tolerated | Very well-tolerated. Minimal side effects during cycles |
Key differences
Primary use. Cortagen is categorised under Anti-aging & Longevity, while Epitalon falls under Anti-aging & Longevity. Because they target a similar goal, they are common alternatives to weigh against each other.
Regulatory status. Cortagen: not FDA-approved; treated as a research compound. Epitalon: not FDA-approved; compounding permitted with a prescription as of April 2026.
Dosing. Cortagen is typically dosed at 10 mg (daily for cycles). Epitalon is typically dosed at 5-10 mg (cycle).
Can you stack them?
Some protocols combine peptides, but stacking Cortagen and Epitalon has not been validated for safety or efficacy in controlled trials. Combining compounds can change their effects and risks. Nothing here is medical advice — consult a qualified healthcare provider before starting or combining any protocol.
Frequently asked questions
- What is the difference between Cortagen and Epitalon?
- Cortagen and Epitalon are both anti-aging & longevity peptides, but they differ in mechanism, dosing, and regulatory status. Cortagen is not FDA-approved; generally classified as a research compound, whereas Epitalon is not FDA-approved; compounding permitted with a prescription (as of April 2026).
- What is Cortagen used for?
- Brain bioregulator.
- What is Epitalon used for?
- Longevity, telomere support.
- Can you take Cortagen and Epitalon together?
- Some users combine peptides within a single protocol, but stacking Cortagen and Epitalon has not been established as safe or effective in controlled trials. Neither this comparison nor PeptideSciences101 is medical advice — consult a qualified healthcare provider before combining any compounds.
- Is Cortagen or Epitalon FDA-approved?
- Cortagen is not FDA-approved; generally classified as a research compound. Epitalon is not FDA-approved; compounding permitted with a prescription (as of April 2026).