Description

Technical Parameters

Testagen 20mg/bottle core introduction

Pharmaceutical-grade testosterone-regulating peptide | Endocrine-regulating peptide 20mg/bottle (Made in China)

Amino acid sequence : Proprietary sequence (optimized based on gonadotropin-releasing hormone analogs)

Molecular weight : Approximately 1.2-1.5 kDa

Purity : ≥99% (HPLC detection)

Appearance : White lyophilized powder

Storage : Store frozen at -20℃ away from light; after thawing, refrigerate at 2-8℃.

Core advantages and functions

Testagen is a specific bioactive peptide that targets the hypothalamus-pituitary-gonadal axis. By precisely regulating the synthesis and secretion of endogenous testosterone , it has important application value in the fields of men's health, sports medicine, endocrine research, and anti-aging . It is a key innovative tool for hormone regulation and endocrine function research .

✅Core Mechanism of Action :

HPTA axis activation : selective stimulation of the hypothalamus to release GnRH analogues

LH/FSH regulation : Promotes the secretion of luteinizing hormone and follicle-stimulating hormone from the anterior pituitary gland.

Testosterone synthesis : Enhances the steroid synthesis function of Leydig cells in the testes.

Receptor upregulation : Upregulates androgen receptor expression and sensitivity

Negative feedback regulation : avoiding the HPTA-inhibiting effect of traditional hormone replacement therapy

✅Quality advantages of Chinese manufacturers :

Sequence design : Functional modification peptides based on GnRH structure to enhance stability

Synthesis process : Fmoc solid-phase synthesis combined with fragment condensation technology

Purification process : Three-stage purification (ion exchange + hydrophobic chromatography + reversed-phase HPLC), purity ≥99%.

Activity validation : Dual validation using in vitro testicular cell model and in vivo testosterone level detection.

Aseptic production : Class C cleanroom, fully automated filling and freeze-drying

Quality control documentation : Complete quality study (QC, QA, stability) documentation package

✅Product Features :

Highly targeted : Specifically acts on the HPTA axis, with a low risk of side effects.

Bioavailability : Structural optimization improves membrane permeability and enzyme stability.

Pulse release : mimicking the physiological hormone pulse secretion pattern

Reversible regulation : Long-term regulatory function that does not affect the secretion of endogenous hormones.

Usage and Storage Guide

1. Reconstitution and preparation :

Recommended solvents :

First choice: Sterile saline

In vitro study: serum-free DMEM/F12 medium

Special application: PBS buffer containing 0.1% BSA

Standard configuration :

Pour 2 mL of solvent into the 20 mg vial and gently swirl to dissolve.

A stock solution of 10 mg/mL was obtained .

Gradually dilute to the working concentration using the appropriate solvent.

Preparation points :

Dissolution temperature: Room temperature (20-25℃)

Dissolving time: 5-8 minutes

Observation standard: clear and transparent solution

Prohibited operations: violent shaking, heating, ultrasonic treatment

2. Storage conditions :

Unopened :

Store frozen at -20℃ for 24 months .

-80℃ deep-frozen storage: 36 months

Avoid repeated freeze-thaw cycles (≤3 times).

Reconstituted :

Stock solution: Store at 4°C and use within 5 days.

Working solution: Prepare fresh and use immediately ; do not exceed 24 hours at 4°C.

Intravenous injection solution: Use immediately after preparation.

Transportation conditions :

Dry ice transport (below -78℃)

Professional frozen transport packaging

Equipped with temperature recording equipment

Stability parameters :

Temperature sensitivity: Degradation is accelerated at temperatures above 37℃.

pH stability: 6.8-7.4 is optimal.

Photosensitivity: Sensitive to ultraviolet light, requires protection from light.

Enzyme sensitivity: Avoid contact with proteases

Why choose Testagen, a product made in China?

Technical advantages :

Autonomous design capability of endocrine regulatory peptides

Advanced peptide modification and stability optimization technologies

A comprehensive in vitro and in vivo efficacy verification platform

Professional pharmacokinetic research capabilities

Quality Guarantee :

Purity ≥ 99% (HPLC)

Single impurity <0.5%

Endotoxin <1 EU/mg

Amino acid composition verification

Secondary structure confirmation (CD spectrum)

High consistency between batches

Summarize

Testagen represents China 's advanced technological level in the field of endocrine regulatory peptide research . Through innovative sequence design, rigorous manufacturing processes, and systematic pharmacological validation , it provides a high-quality, highly active research tool for global endocrine and men's health research . This product has significant application value in the study of hormone regulation mechanisms and the development of novel drugs , and is expected to provide new treatment strategies for hypogonadism and related diseases.

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