Can I see the Certificate of Analysis before buying?

Yes. Ask us for the lot-matched COA before you order and we will send it, documenting identity, purity, and full analytical results.

What does 'Research Use Only' mean?

This product is supplied strictly for laboratory and research use only (RUO). It is not a drug, food, supplement, or cosmetic, is not approved by the FDA, and is not intended to diagnose, treat, cure, or prevent any disease, or for human or veterinary consumption.

How is it shipped and stored?

Orders ship from the United States with tracking, in plain packaging with no identifying labels on the outside. Store the lyophilized material at −20°C, protected from light and moisture.

CatalogTESTAGEN

TESTAGEN

Name: TESTAGEN
Brand: United Peptides
SKU: TESTAGEN-20MG
Price: 60 USD
Availability: InStock

Bioregulator

Testagen: tetrapeptide bioregulator for laboratory research. Third-party tested, 99%+ purity, COA available. Sizes: 20 mg.

$60.00

Per 20 mg · USD

Quantity

SKU TESTAGEN-20MG

Third-party tested, ≥99% purity by HPLC and mass spectrometry
Lot-matched Certificate of Analysis available for every lot
Ships from the United States with tracking, in plain packaging

Testagen is a short synthetic peptide from the bioregulator family associated with testicular tissue research. Bioregulator peptides are studied for tissue-specific gene-expression effects.

Common research applications include:

Reproductive tissue research
Tissue-specific gene-expression studies
Bioregulator pharmacology

Specifications

Class: Tetrapeptide bioregulator
Form: lyophilized powder in a sealed glass vial
Available sizes: 20 mg
Purity: verified at 99% or higher by HPLC, identity confirmed by mass spectrometry
Testing: every lot is third-party tested, with a lot-matched Certificate of Analysis available on request
Manufactured in the USA
Storage: keep sealed, cool, dry and away from light; refrigerate after reconstitution

For laboratory research use only. This product is not for human or veterinary use, is not a drug, food or cosmetic, and is not intended to diagnose, treat, cure or prevent any disease.

Specification

Purity: ≥99% by HPLC · COA available
Amino Acid Count: 4
Sequence: H-Lys-Glu-Asp-Gly-OH
Synonyms: Peptide bioregulator (Lys-Glu-Asp-Gly)
Physical Form: Lyophilized powder
Solubility: Soluble in water & bacteriostatic water
Storage: Store lyophilized at −20°C, protected from light & moisture

Complete your setup

Lyophilized peptides need bacteriostatic water and a syringe to reconstitute. Add the essentials in one click.

TESTAGENIn your order

Reconstitution Solution — 30 mL$30.00Required

Reconstitution Kit$49.99

Total for 2 items$90.00

Answers

Frequently asked.

Yes. Every lot is independently third-party tested for identity and purity — ≥99% by HPLC and mass spectrometry — with a lot-matched Certificate of Analysis available on request for every lot.