Frequently asked questions

Add compounds to your cart and submit an order request at checkout. No payment is taken on the site. We confirm stock and email you a secure payment link the same business day. Your order ships once payment clears.

We review every order before payment to confirm stock and research-use eligibility. Once approved, you receive a secure payment link by email, so your card details never touch our site.

Yes: 5% off 3+ vials and 10% off 6+ vials, applied automatically and mixable across the whole catalog. Discounts do not stack with promo codes. The single best discount applies.

Yes, any time before it ships. Reply to your confirmation email or contact us with your order number. Unpaid order requests expire after 7 days.

Orders ship the same business day when payment clears before 2 PM ET, Monday to Friday. Otherwise they ship the next business day. Tracking is emailed as soon as the label is created.

Standard (USPS Priority Mail, 2 to 4 business days) is $9.95, free on orders of $200 or more. Overnight (UPS Next Day Air) is $34.95.

Not at this time. We ship to addresses in the United States only.

Yes. Plain outer packaging with no product names or branding on the outside.

Contact us within 7 days of delivery (or expected delivery) with your order number and photos if damaged. We will reship or refund. Details are in our Returns and reships policy.

Every lot is tested by an independent third-party laboratory before release: HPLC for purity and mass spectrometry to confirm identity. Lots below our release threshold of ≥98.0% (HPLC) are rejected.

Every vial is printed with a lot number. Enter it on our Lab Testing page to pull up the matching certificate of analysis. Each product page also shows its current lot.

Because the same number on every product tells you nothing. We publish the measured result for each lot, so you see exactly what was tested, when, and by whom.

Store sealed vials frozen at -20 °C, protected from light and moisture. Lyophilized material is generally stable at room temperature for the duration of transit.

Products are supplied as lyophilized research materials for in-vitro use. They are not represented as sterile and are not intended for parenteral use.

No. Every PeppedCo product is sold strictly for in-vitro laboratory research. They are not for human or veterinary use and are not drugs, foods, dietary supplements or cosmetics.

No. We supply research materials and their specifications. We do not provide dosing, administration or reconstitution guidance, and our team cannot advise on use in humans or animals.

Adults 21 or older purchasing for lawful laboratory research. We may ask for institutional or professional details and may decline or cancel any order at our discretion.

We launched with a curated catalog of compounds we can fully characterize and test. We do not carry FDA-approved drug ingredients or injection supplies. Want something considered? Tell us.

If an item arrives damaged, incorrect or missing, contact us within 7 days and we will reship or refund. Because storage conditions cannot be verified after delivery, we cannot accept returns of delivered product for change of mind.

Contact us with the lot number and a photo of the vial. If it does not match a released lot, we replace or refund it.