Cortagen vs Thymalin
Overview
Cortagen is primarily a anti-aging & longevity peptide, while Thymalin is used for immune support.
This page compares Cortagen and Thymalin 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 | Thymalin | |
|---|---|---|
| Category | Anti-aging & Longevity | Immune Support |
| Regulatory status (US) | Research use only | Research use only |
| Typical dosage | 10 mg | 10 mg |
| Frequency | daily for cycles | daily for 10-day cycles |
| Reported benefits | Cognitive support, neuroprotection, brain health | Thymus rejuvenation, immune enhancement, anti-aging immune support |
| Reported side effects | Well-tolerated | Well-tolerated during cycles |
Key differences
Primary use. Cortagen is categorised under Anti-aging & Longevity, while Thymalin falls under Immune Support. Their differing categories mean they are usually chosen for different goals rather than as direct substitutes.
Regulatory status. Cortagen: not FDA-approved; treated as a research compound. Thymalin: not FDA-approved; treated as a research compound.
Dosing. Cortagen is typically dosed at 10 mg (daily for cycles). Thymalin is typically dosed at 10 mg (daily for 10-day cycles).
Can you stack them?
Some protocols combine peptides, but stacking Cortagen and Thymalin 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 Thymalin?
- Cortagen is primarily a anti-aging & longevity peptide, while Thymalin is used for immune support. Cortagen is not FDA-approved; generally classified as a research compound, whereas Thymalin is not FDA-approved; generally classified as a research compound.
- What is Cortagen used for?
- Brain bioregulator.
- What is Thymalin used for?
- Thymus restoration peptide.
- Can you take Cortagen and Thymalin together?
- Some users combine peptides within a single protocol, but stacking Cortagen and Thymalin 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 Thymalin FDA-approved?
- Cortagen is not FDA-approved; generally classified as a research compound. Thymalin is not FDA-approved; generally classified as a research compound.