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Need help with your account, an order, shipping, or product details? Email us.

Contact

Email timothy.kaechle@me.com. Include your account email and order number if you have one.

Don't email passwords, payment details, or sign-in codes.

Damaged, incorrect, or missing items

Keep the product, label, and packaging. Contact us before throwing anything away or sending it back. We may ask for photos.

Returns and cancellations

Read our shipping, cancellations, and returns policy before asking for a return. Please get our approval before sending anything back.

Research-use products

We sell products for lab research only. We can't give medical or veterinary advice, including advice on treatment, diagnosis, or use in people or animals.

Last updated September 28, 2026.