Returns & order issues
Need help with a return, damaged delivery or a product concern? Contact us with your order details so we can review the issue.
Tell us your order number, the product and vial size, when it arrived, and whether the vial has been opened.
Describe the issue and keep the packaging. Photographs of the parcel, label and vial can help us review what happened.
Include the product, vial size and lot number, along with the specific result or discrepancy you want us to review.
Contact us first for return instructions. Keep the product and its packaging while the issue is being reviewed, and include your order number in any follow-up.
If you have a concern about the condition or identity of a product, set it aside and contact us before using it in your research.
Tell us what happened
Send your order number and a short description of the issue through the enquiry form.