Schisandra vs Cortagen
Side-by-side comparison of Schisandra and Cortagen: mechanism, half-life, dose range, safety profile, and vendor pricing.
Price snapshot
Schisandra
Cortagen
Schisandra
Schisandra (scientific name Schisandra chinensis; called wu wei zi in Chinese, literally "five-flavor fruit" — referring to the berry's unique property of exhibiting all five basic tastes simultaneously: sweet, sour,…
No vendor price on file.
Full Schisandra profileCortagen
Cortagen is a synthetic tetrapeptide (Ala-Glu-Asp-Gly) from the Khavinson bioregulator family developed at the St. Petersburg Institute of Bioregulation and Gerontology. It is organ-targeted to cardiac and coronary…
Lowest listed price: $79.00 across 1 listing
Full Cortagen profileSide-by-side comparison
| Attribute | Schisandra | Cortagen |
|---|---|---|
| Category | Adaptogen | Longevity |
| Research Stage | Preclinical | Preclinical |
| Mechanism of Action | Schisandra operates through multiple mechanisms reflecting its complex lignan pharmacology. The major pathways are Nrf2 antioxidant activation, cytochrome P450 modulation, HPA-axis stress adaptation, hepatoprotection, cardiovascular modulation, and central… | Cortagen is a synthetic tetrapeptide, Ala-Glu-Asp-Pro (AEDP), created by the Khavinson group through directed synthesis based on the amino-acid composition of Cortexin, a polypeptide complex extracted from the cerebral cortex [PMID:15159690]. It is a… |
| Half-Life | — | Unknown (tetrapeptide; estimated <4 hours) |
| Typical Dose Range | — | — |
| Dosing Frequency | — | once_daily |
| Administration | — | Subcutaneous, Intramuscular |
| Side Effects | Schisandra has a favorable safety profile at typical supplemental doses, though has specific considerations particularly around drug interactions. Common side effects (5-15%): - Mild gastrointestinal upset — nausea, heartburn, abdominal discomfort,… | — |
| Molecular Weight | — | 430.4 g/mol (C17H26N4O9, PubChem CID 18439621) |
| Common Vial Sizes | — | 20 |
Price tracking
Schisandra: potential benefits
- No structured benefit list published.
Cortagen: potential benefits
- Peripheral nerve repair - accelerated axon regeneration and faster nerve-conduction recovery after injury in rat models [PMID:11276314; PMID:12134478]
- Neuroprotection and antioxidant activity in the cerebral cortex and in chronic brain-ischemia models (preclinical) [PMID:18239817; PMID:21476278]
- CNS/cognitive support as the synthetic short-peptide analog of the cortex-derived Russian drug Cortexin
- Anti-aging chromatin remodeling - reactivation of age-silenced ribosomal genes in lymphocytes from elderly donors [PMID:15085253; PMID:37042594]
- Mild immune-signaling modulation (IL-2 expression), generally weaker than Vilon or Epithalon [PMID:12447482; PMID:16224591]
- Longevity-protocol stacking as one of the Khavinson short-peptide bioregulators (commonly paired with Epitalon or Pinealon)
Frequently asked
What's the difference between Schisandra and Cortagen?
Schisandra is a adaptogen that schisandra operates through multiple mechanisms reflecting its complex lignan pharmacology. the major pathways are nrf2 antioxidant activation, cytochrome p450 modulation, hpa-axis…. Cortagen is a longevity that cortagen is a synthetic tetrapeptide, ala-glu-asp-pro (aedp), created by the khavinson group through directed synthesis based on the amino-acid composition of cortexin, a…. The two differ in mechanism, half-life (not reported vs Unknown (tetrapeptide; estimated <4 hours)), and typical dose range.
Which has the longer half-life, Schisandra or Cortagen?
Schisandra has a half-life of not reported. Cortagen has a half-life of Unknown (tetrapeptide; estimated <4 hours). Longer half-lives generally mean less frequent dosing but slower on/off kinetics.
Can you stack Schisandra and Cortagen?
Stacking depends on mechanism overlap, safety profile, and goals. Schisandra and Cortagen should only be stacked after reviewing each compound's individual protocol page, side effect profile, and any published interaction data. Use the BodyHackGuide stack builder for a structured review before combining research compounds.
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Research use only. BodyHackGuide is a research and price-comparison reference. The compounds discussed on this page are not approved by the FDA for human consumption and are sold strictly for laboratory research. Prices shown are pulled from vendor listings tracked on BHG and are subject to change. We earn an affiliate commission on some outbound clicks, and every vendor is ranked on the same public, reproducible methodology. See editorial standards and affiliate disclosure.