What can our services do for you?
Guaranteed Purity
Safe shipping
Flexible Payment Options
Expert Sales Team
About Us
Zhenji Peptide, with 7+ years of expertise, specializes in research, beauty, and fitness peptides. We focus on innovation, strict quality control, and exceptional customer service. Our GMP-compliant facility ensures custom and bulk peptide production with full traceability, delivering consistent quality worldwide. customers.
Product
Product Services
"Excellent service, great quality, and fast delivery!"
Certifications
After our company’s products are produced, they are randomly sampled and sent to Janoshik laboratory for testing.
Retatrutide
Tirzepatide
GHK-CU
FAQ~
What Types Of Peptides Do You Manufacture?
We specialize in a variety of high-purity peptides, including custom peptides, research-grade peptides, cosmetic peptides, and peptide lyophilized powders and raw materials for pharmaceutical applications.
What Is The Typical Purity Of Your Peptides?
Our peptides are typically ≥98% pure, and we provide detailed COA (Certificate of Analysis).
What If I Need Technical Support After Purchasing?
Our technical and sales support team are always here to answer any questions you may have before or after your purchase. Please contact us via WhatsApp or email or form, we will usually respond within 12 hours.
Do You Ship Internationally?
Yes, we ship to over 35 countries and regions worldwide and provide full order tracking. If you have special shipping requirements, please let us know in advance.
Where Are You Shipping From?
Our express parcels will be concentrated in Hong Kong and then sent to the world for delivery.
How Long Does It Take To Process And Ship My Order?
Standard peptides: SWe will send out the goods within three days after receiving your payment, and the estimated delivery time is 7-25 days.
Custom peptides: Depending on complexity, lead time ranges from 2-4 weeks
We ship worldwide using trusted carriers like DHL, FedEx, and EMS.
What’s your MOQ?
Our MOQ is 1 box.
How to send an order?
Contact us, we will quote you the best price, then ship the goods and provide you with a tracking number after payment.
Is there any discount
Yes, for larger quantity, we always support with better price.
When can I receive the goods after payment?
Depending on your location
For small order, please expect 5-7 days by DHL,UPS,TNT, FEDEX, EMS.
or mass order, please allow 5-15 days by Air.
What is your re-shipping policy if there are customs or other shipping issues?
- If the package has been dispatched and is not detained by customs, but shipping is delayed significantly due to customs issues, refunds will not be supported.
- If the package is confirmed to be detained by customs, we will re-send it free of charge.
- However, we will not provide free re-shipping services if the delay/loss/theft is caused by incorrect customer-provided information (e.g., wrong postal code, wrong phone number) or failure to collect the package in a timely manner.
Are you a manufactuer or trading company?
Manufactuer
Why should you buy from us instead of other suppliers?
Because we are a factory, we can provide lower prices and guaranteed quality. We have extensive experience in domestic and foreign trade and provide services in an honest, timely and efficient manner.
What about the lead time for mass production?
2-3 days
