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ISO 17025 lab · HPLC purity report on every batch
Purity, on the record.
99%+Verified purity
100%Batches tested
COAWith every order
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For research or laboratory use only
Quality, Transparency, and Speed
We make your research simple: Full testing, clear labeling, fast fulfillment, and responsive support.
Third Party Tested
Products are tested by trusted labs. COAs are available for each product, and every item is labeled with a QR code that links directly to its COA.
Quality Guarantee
All of our products test at pharmaceutical grade purity (>99%). We stand behind each product and offer a 30-day money back guarantee.
Same Day Shipping
Most orders placed before 3 PM Eastern Time (and before noon on Saturdays) ship the same day. Affordable 2-day air options are available, with free shipping promotions.
Easy Customer Service
No hassle and no runaround. We reply quickly during business hours and respond promptly outside of them. You won’t wait hours or days for a reply. Try our chat feature to get fast answers to your questions!
Frequently Asked Questions
Quality, shipping, guarantees, and the rest. If you need a hand, our team is one click away.
Yes. Every product is tested by an independent third-party laboratory based in the U.S. and ships with its own Certificate of Analysis (COA). All new batches undergo strict 8x testing. Each product page shows the exact batch that is shipping and that you will receive.
Each vial has a QR code that links straight to the COA. Scan it and verify the test results in seconds.
Yes. We back every order with a 30-day, no-questions-asked guarantee on all unopened products. If something arrives wrong, send it back. We will refund the order or issue store credit.
If a seal has been broken, we still work with you. We review opened-product issues case-by-case and find the right resolution together.
Note: a small restocking fee may apply to cash refunds on returned items. Store credit refunds are always issued in full.
Most orders go out the same day. Orders placed before 3:00 PM Eastern, Monday through Friday (noon on Saturday) ship that day. We do not ship on Sundays or holidays.
Every order ships with Expedited Shipping at no upcharge, which typically arrives within 2 to 3 business days from the date of the order. Overnight options are available at checkout.
3:00 PM ETOrder cutoff
Same dayPacked and shipped
2 to 3 business daysAt your door
We do our best to make sure our customers are taken care of when the unfortunate circumstance happens. We will always take care of you in the end.
For your convenience, and to expedite resolution, we offer ezShip Package Protection at checkout. See the terms and what it covers here.
You can also reach our support team anytime at support@ezpeps.com or via chat.
Yes. We post all of our public sales to our promotions page. The best deals are always sent to our newsletter subscribers first.
By subscribing you agree to receive promotional emails. Unsubscribe anytime.
Storage depends on whether the vial is sealed (lyophilized) or has been reconstituted.
Sealed, lyophilized
Short termCool, dark place
Long termFreezer
Reconstituted
AlwaysRefrigerate
AvoidLight, heat, freeze/thaw
Specific shelf-life windows vary by product. Check each product page for details.
No. All of our products are sold strictly for research and laboratory use only. Because they are not intended for human use, we do not include dosing protocols or application instructions.
Product specifics like purity, mass, and COA data are listed on each product page and on the vial itself.
Still have a question?
Our support team replies fast during business hours and promptly outside of them. You can also use the chat bubble in the bottom right of any page for a quick answer.
Get In Touch
Questions or Comments?
Have a question, comment, or a concern? Need help with your order? Send us a message, and we will get back to you as soon as possible!
Contact Information
20836 Hall Rd, Suite #355, Clinton Township, MI, USA
Email: support@ezpeps.com or use the contact form to reach us!
Text us at: 586-519-0050 (calls are not answered, but we will call back if requested)