Research Specifications
- Sequence:
- H-Glu-Trp-Asn-Asp-OH (EWND)
- Class:
- Khavinson peptide bioregulator
- Molecular Weight:
- ~547.5 Da
- Vial:
- 20mg lyophilized
- Purity:
- ≥98% HPLC verified
Crystagen 20mg
Glu-Trp-Asn-Asp immune bioregulator
EWND
Sequence
Khavinson tetrapeptide
Immune
Target system
Thymus-paired bioregulator
20mg
Vial
Extended research
$71.99In Stock
Buy Now ≥98% Purity Verified Free Shipping $200+ HPLC Tested
Research Only
Khavinson immune bioregulator — research use only
No Western regulatory approval. Preclinical and limited Russian clinical data only.
Complementary Compounds
Also Known As
CrystagenEWND tetrapeptideImmune Khavinson bioregulator
Prep & Cycle Schedule
BAC Water
2mL
Final Concentration
10 mg/mL
Per Dose
0.5 mg = 0.05 mL · 1 mg = 0.1 mL
10–20 day courses typical; seasonal repetition common
Published References
- 1.Khavinson VK, Malinin VV. Gerontological aspects of genome peptide regulation. Karger (monograph) (2005)
Research Use Only. This product is intended for in-vitro laboratory research only. Not for human consumption, injection, or therapeutic use. Not medical advice. Always consult applicable regulations in your jurisdiction.
Price Comparison
| Supplier | Purity | Price | Shipping |
|---|---|---|---|
| our verified supplier | >98% HPLC | $71.99 | Free over $200 |
| Generic Research Suppliers | Varies (often <95%) | Similar–Higher | Varies |
| Pharmaceutical (Rx only) | Pharmaceutical grade | Not available for research | Rx required |
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