Yixing Biotechnology Co., Ltd.

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Premium Peptide Manufacturing

GMP-certified facilities delivering fully traceable custom and bulk peptides

Each batch undergoes laboratory spot-check testing, comes with a COA, and supports third-party verification.

Produced to strict ≥99% research-grade purity standards.

15+ Years of Experience

We are a professional manufacturer of peptide products with over 10 years of experience. We supply reliable and high-quality peptide products that meet GMP standards to the research, pharmaceutical and biotechnology industries in 14 countries around the world.

Flexible Payment Options

We support secure transactions via Bitcoin, USDT,USDC, Wise, wire transfer, and more, ensuring smooth and reliable payment processes.

OEM & ODM Customization Services

We offer fully tailored peptid solutions, including custom formulations, packaging options, and private label services, all designed to meet your specific requirements.

Diverse Peptide Range

We offer over 100 commonly used peptide products with a variety of specifications and purity options. Large-volume orders benefit from shorter lead times and more competitive pricing.

MS10

Research Focus: Musculoskeletal & Skin Anti-Aging Repair

Specification: 10mg

Purity: ≥ 99%

Form: Lyophilized powder

Storage: Store at -20°C in a cool dry place

CP10

Research Focus: Musculoskeletal & Skin Anti-Aging Repair

Specification: 10mg

Purity: ≥ 99%

Form: Lyophilized powder

Storage: Store at -20°C in a cool dry place

GLOW

Research Focus: Musculoskeletal & Skin Anti-Aging Repair

Specification: 70mg

Purity: ≥ 99%

Form: Lyophilized powder

Storage: Store at -20°C in a cool dry place

Tirz

Skin Anti-Aging Repair

Specification: 15mg

Purity: ≥ 99%

Form: Lyophilized powder

Storage: Store at -20°C in a cool dry place

KL80

High-Purity Complex Peptide Formula: For Lab Research

Specification: 80mg

Purity: ≥ 99%

Form: Lyophilized powder

Storage: Store at -20°C in a cool dry place

BB10

Skin revitalization: A hit in beauty & wellness

Specification: 10mg

Purity: ≥ 99%

Form: Lyophilized powder

Storage: Store at -20°C in a cool dry place

NAD

Widely used in metabolism and health research

Specification: 10mg

Purity: ≥ 99%

Form: Lyophilized powder

Storage: Store at -20°C in a cool dry place

Reta

Widely used in metabolism andhealth research

Specification: 5mg

Purity: ≥ 99%

Form: Lyophilized powder

Storage: Store at -20°C in a cool dry place

Our Commitment to Quality

We take immense pride in our unwavering commitment to quality.

We understand that precision and reliability are critical in peptide research, and we never compromise

All our products are rigorously analyzed using HPLC and mass spectrometry to ensure the highest standards. We stand firmly behind the quality of our peptides.

If you encounter any quality issues, we offer substantial compensation along with prompt replacement or refund services, ensuring

Still Taking Risks With Your Peptide Supplier?

3 Hidden Supplier Risks That Quietly Destroy Your Research Timeline

1. When “95% Purity” Isn’t Real

You pay premium prices for so-called “high-purity” peptides—only to discover actual purity is 80% or lower.

Contaminated samples distort your data.

Weeks of experiments are lost.

Your project timeline collapses.

2. When Promised Lead Times Fail

Your project hits a critical milestone.

The supplier promises fast delivery—then disappears.

Rush fees don’t help.

Your team waits.

Your client pushes back.

3. When No One Is There to Fix the Problem

Poor solubility.

Low biological activity.

Specs not met.

Emails go unanswered. Calls ignored.

Your experiment stops—and no support shows up.

We Built Our Peptide Operation to Remove These Risks—Completely

1.Guaranteed ≥99% Research-Grade Purity

Every batch includes a complete COA report.

Third-party testing available on request.

No assumptions. No shortcuts. Only verifiable data.

2.Reliable Lead Times—Even for Urgent Projects

We have multiple overseas warehousesto ensure fast delivery of standard orders.

with no additional expedited fees.

Your project will always progress according to plan.

3. 24/7 Responsive Service Team

Our professional service team is available online 24/7, providing full support before delivery, during shipment, and after delivery.

Questions about solubility, custom sequences, or requirements? We’re here to help.

We ensure fast, reliable pre- and post-sales responses—no delays, no handoffs, and no excuses.

Your reliable peptide partner, no compromises.

Our Certified Testing Reports

Each production batch is accompanied by a Certificate of Analysis, with analytical data provided to support quality verification.

View More Testing Reports

Our production environment

We are factory direct sales, from consumers to stores to wholesalers to agents to general distributors to factory merchants,choose us to save a lot of intermediate links, to bring you the maximum profit margin！

Manufacturing Facility

We operates a dedicated peptide manufacturing facility for synthetic peptides used in research, pharmaceutical development, and industrial applications. The factory integrates standardized synthesis, purification, lyophilization, and controlled storage systems to ensure consistent production. Both catalog and custom peptides are available, with documented batch procedures, COA provided, and third-party testing supported. Global supply is supported through China-based manufacturing and coordinated international logistics.

Structured Production and Quality Control

We factory is organized into dedicated areas for solid-phase peptide synthesis, purification, lyophilization, and final packaging, with clearly separated workflows at each stage. Automated synthesizers, HPLC systems, and analytical instruments are used throughout production to support routine monitoring and batch verification. Materials move through the facility following defined procedures, from raw material preparation to finished product storage. Each batch is recorded and supported by corresponding quality documentation.

Customer Testimonials

Evaluations based on actual cooperation and completed orders.

If you would like to enquire about our products, please provide your valid email address, WhatsApp number, and the country/region associated with your WhatsApp number, so we can contact you promptly. After submitting your message, please regularly check your email and WhatsApp for our reply.

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FAQ

What Is The Minimum Order Quantity?

The minimum order for each type is ≥ 1 box.

lf the inspection results fail to meet the agreement between the two sides, can you bear all the resulting losses?

Yes, we can. We guarantee that the samples provided wil meet the needs of our clients and we will bear the risk of default.

What is the price?

The price depends on the quantity of your purchase.

How long is the estimated delivery time?

Production will take about 5-8 days after receipt of prepayment, it depends on the quantity.

What are your payment terms?

We can accept various payment methods, wise, cryptocurrency, paypal, etc.

Our express delivery service?

We offer door-to-door service.

Do you offer customized services?

We offer customized services, including the capacity and packaging of the products, etc.

FDA DISCLAIMER

This product is not intended for use in diagnosing, treating, curing or preventing any disease. The information provided on this website cannot replace or substitute for the information provided by qualified healthcare practitioners. Before using any product, please consult a licensed healthcare professional.