How can we help?
Choose the topic closest to your question.
Order status and shipping
Processing times, delivery estimates, tracking, and free shipping on orders of $250 or more.
Quality documentation
Ask for a Certificate of Analysis (COA) or purity information for the product you ordered.
Damaged or wrong item
Report damage within 48 hours of delivery and include your order number and photos.
Bulk and custom orders
Need larger research quantities or a custom request? Tell us what you need and we will quote it.
Frequently asked questions
Quick answers to the questions we hear most.
How long does it take to process and ship my order?
Orders are processed in 1–2 business days. Standard delivery takes 3–7 business days and expedited delivery takes 1–3 business days after dispatch.
Full details are on our Shipping Policy page.
How do I track my order?
Once your order ships, we email you a confirmation with a tracking number. If you have not received it after your processing window, email us with your order number.
Do you offer free shipping?
Yes. Standard shipping is free on orders with a subtotal of $250 or more, calculated before taxes and shipping and after any discount codes.
Can I return or cancel an order?
Opened or used products cannot be returned. If you need to change or cancel an order, contact us as soon as possible, because we cannot guarantee changes once an order has shipped.
See our Terms & Conditions for the full policy.
My order arrived damaged. What should I do?
Email us within 48 hours of delivery with your order number and clear photos of the item and packaging. We will review your claim and reply with the next steps.
Can I get a Certificate of Analysis (COA)?
Yes. Email us with the product name and batch or order number and we will send the documentation available for it.
What happens to my personal information?
We use it only to process orders and support you, and we do not sell it. Read our Privacy Policy for details.
Help us help you faster
When you contact support, include as much of this as you can:
- Your order number.
- The email address used at checkout.
- The product name and quantity.
- A short description of the issue.
- Photos, if the item arrived damaged.
Still need help?
Our team will get back to you directly.
Products sold by Peptique Labs are for research use only and are not for human or veterinary use, or for diagnostic or therapeutic purposes.