Question 1

Are your peptides third-party tested?

Accepted Answer

Yes. Every batch is independently tested by an ISO 17025 accredited third-party laboratory for purity (HPLC) and molecular confirmation (mass spec). Certificates are publicly downloadable.

Question 2

What purity should I expect?

Accepted Answer

All products ship at ≥99% verified purity. Batches that fall below spec are quarantined and destroyed — never relabeled or sold.

Question 3

How is a batch number assigned?

Accepted Answer

Every batch receives a unique traceable SL-YY-XXXX identifier printed on the vial and referenced in the corresponding COA.

Question 4

How fast do orders ship?

Accepted Answer

Orders placed before 2pm MST ship the same business day. All orders ship within 24 hours in insulated cold-chain packaging.

Question 5

Do you ship internationally?

Accepted Answer

No, we currently ship within the United States only.

Question 6

How much does shipping cost?

Accepted Answer

Flat rate shipping is $14.99. Orders over $150 ship free.

Question 7

What if my order arrives damaged?

Accepted Answer

Contact support within 48 hours with photos. We replace or refund damaged orders — no questions asked.

Question 8

How should lyophilized peptides be stored?

Accepted Answer

Store at -20°C in the original vial, protected from light and moisture. Reconstituted vials should be refrigerated at 2–8°C.

Question 9

How long are reconstituted peptides stable?

Accepted Answer

Typically 14–30 days at 2–8°C depending on the compound. Refer to individual product pages for specifics.

Question 10

Are these products for human consumption?

Accepted Answer

No. All products are supplied strictly for laboratory research and in vitro use. Not for human or animal consumption.

Question 11

Do I need a license to purchase?

Accepted Answer

Purchasers acknowledge research use and compliance with all local regulations. Institutional accounts are available on request.

Question 12

How do I download a COA?

Accepted Answer

If the current batch's certificate is posted, you'll find a download link on that product's page. Otherwise, request it through Contact and we'll send it to you directly.

Question 13

What payment methods do you accept?

Accepted Answer

Contact us to arrange payment for your order.

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