How should I store my peptides upon arrival?

Store unopened vials at -20°C for maximum shelf life. Once reconstituted, refrigerate at 2-8°C and use within 30 days. Keep away from direct light and avoid freeze-thaw cycles.

What is the shelf life of a reconstituted peptide?

Reconstituted peptides should generally be used within 28-30 days when stored at 2-8°C. Unreconstituted lyophilized peptides can last 24+ months when stored at -20°C.

Do you ship internationally?

Yes, we ship to 50+ countries from our US and Hong Kong warehouses. Average delivery time is 3 business days with cold-chain packaging. Customs compliance documentation is included.

How can I verify the authenticity of my COA?

Every COA includes an 8-digit verification code. Enter your batch number and code on our COA Verification page to confirm authenticity. All reports are independently generated by Janoshik Analytical.

Are these products for human consumption?

No. All Innopeptide products are sold strictly for research purposes only. They are not intended for human or animal consumption. Use is limited to qualified researchers and licensed institutions.

Third-Party Laboratory Verified

High-Purity Peptide Materials

With over 8 years of manufacturing experience, we supply directly from a source factory, providing stable wholesale and B2B supply. Dual warehouses in Hong Kong and the U.S. ensure faster, more efficient, and reliable delivery.

Explore Products Request a Quote

40+

Premium Products

≥98%

Average Purity

35+

Countries & Regions

3-15

Days Delivery

Superior Quality & Reliable Supply Chain

Purpose-built for industry leaders who demand the highest standards of purity, compliance, and delivery consistency.

8 Years Experience

A proven track record in high-quality synthesis and large-scale peptide manufacturing.

OEM / ODM

Custom formulation and private-label production. Raw material wholesale also available.

U.S. local warehouse.

Shipping from both U.S. and Hong Kong warehouses for faster global delivery.

Quality Assurance

Rigorous purification processes achieving peptide purity of 98% and above.

3rd-Party Tested

Independent HPLC/MS verification

Featured Solutions

Comprehensive synthesis services and ready-to-ship compounds, engineered to exacting specifications.

View All Products

KLOW

GLOW

Tirz

Reta

Custom Peptide Synthesis

Tailored sequences, any scale

Raw Material Supply

Bulk Peptide Raw Materialsf

Manufactured to the Highest Standards

Every product undergoes rigorous quality control before shipping.

HPLC Purity Testing

High-performance liquid chromatography ensures accurate purity assessment on every batch.

Mass Spectrometry

Molecular identity confirmed by MS analysis, ruling out substitutions or degraded product.

Endotoxin Panel

LAL endotoxin testing confirms safety standards are met for research-grade use.

View COA Library

Certificates of Analysis

Every batch independently verified. All COAs are publicly accessible.

Browse COA Library

Reta

Tirz

SM10

Tirz

BC10

Reta

TSM10

Order to Delivery Process

From payment to your door, every step is tracked and transparent.

Order Confirmed

Payment verified, order relayed to warehouse team.

Processing

Packed within 24 hours, sent to logistics within 72 hours.

Tracking

Tracking number emailed as soon as facility scans your package.

Transit

Standard shipping takes 3-7 business days via DHL, FedEx, UPS.

Support

Any delays or issues? Contact support for swift resolution.

Partnership & Support

We provide exceptional support to manufacturers, laboratories, and distributors, ensuring you have the tools to succeed.

For Manufacturers

Precision-manufactured peptide products for biotechnology companies, research laboratories, and innovative technology companies.

Distributor Program

We provide exceptional support to our franchisees and distributors, ensuring you have the tools to succeed in your market.

Apply Now

Industry Standards

Our commitment to excellence drives us to maintain the highest production standards in the industry for specialty ingredients and advanced materials.

Learn More

Frequently Asked Questions

Quick answers to the most common questions about our products, shipping, and services.

We provide high-purity peptide materials for industrial applications, biotechnology research and cosmetic formulation development.

Our peptides are typically ≥98% pure, and we provide detailed COA (Certificate of Analysis) reports with every batch, independently verified by a third-party laboratory.

Yes, we ship to over 35 countries and regions worldwide and provide full order tracking. We have two warehouses, one in Hong Kong and one in the United States, matching orders to destinations for optimal delivery.

We support multiple secure payment methods including Bitcoin, ETH, USDT, USDC, other cryptocurrencies, Bank Transfer (T/T), and Wise.

Every batch undergoes purity testing and quality verification before shipment.

View All FAQs

+85265832950 support@crestpep.com

For urgent inquiries, contact us via WhatsApp for priority handling and a fast response.

Get a Quote

Request Pricing Today

Fill in your details and our team will respond within 1 business day with custom pricing and availability.

Full Name *

Email *

Country *

Message (optional)

No spam. Your info is only used to respond to your inquiry.

Protect Yourself from Fraud

Verify any person claiming to represent Crest Peptide before sharing information or making payments. Our identity verification system takes 30 seconds.

Verify Identity