Testagen — Vendor Pricing & Purity Guide
Sexual Health & Hormonal5 vendors
$2.20
Lowest $/mg
$4.00
Highest $/mg
7
Products
Research Overview
Testagen is a synthetic tetrapeptide bioregulator targeting testicular tissue and the male reproductive system. Developed by Dr. Khavinson, it modulates gene expression in Leydig cells and has been studied for age-related decline in testosterone production and male reproductive function.
Testagen has shown the ability to normalize testosterone levels and improve spermatogenesis parameters in aging animal models.
Key Research Findings
- •Normalized testosterone levels in aging animal models
- •Modulated gene expression in testicular Leydig cells
- •Improved spermatogenesis parameters in preclinical studies
- •Part of Khavinson's organ-specific bioregulatory peptide system
Research Dosage Protocols
Administered in 10-day courses of 10 mg daily, repeated 2-3 times annually.
For research reference only. Not medical advice. Not for human consumption.
Price Comparison (7 products from 7 vendors)
| Vendor | Price | Stock |
|---|---|---|
| Peptide Crafters | $55.00 $2.20/mg 25mg lyophilized | Out |
| Swiss Chems | $59.95 $3.00/mg 20mg vial | In Stock |
| Core Peptides | $63.00 $3.15/mg 20mg vial | In Stock |
| Peptide Sciences | $65.00 $3.25/mg 20mg lyophilized | In Stock |
| BioLongevity Labs | $79.97 $4.00/mg 20mg vial | In Stock |
| Limitless Biotech | $62.99 lyophilized | Out |
| Soma Chems | $64.99 vial | In Stock |
Frequently Asked Questions
What is Testagen?
Testagen is a tetrapeptide bioregulator targeting testicular tissue. It supports testosterone production and has been studied for age-related male hormonal decline.