Frequently Asked Questions

No. All products are supplied strictly as reference compounds for in-vitro laboratory research only. They are not intended for human or veterinary use, diagnosis, treatment, prevention, dosage, administration, or clinical application.

No. Products on this website are not sold as supplements, medicines, foods, cosmetics, or pharmaceuticals. Product information is provided only as scientific and educational product context.

No. Crystal Peptides cannot provide dosage, injection, administration, medical, veterinary, bodybuilding, or clinical-use guidance.

COA available means batch documentation may be available or requestable for selected products. Availability can depend on product, batch, and current documentation status.

Contact support with the product name, order number, and lot or batch number if available.

Product pages provide scientific context about peptide class, receptor systems, pathway focus, and analytical research use. This information does not describe or recommend human use.

Add available products to your cart, confirm the research-use notice, and continue to checkout.

Sold out means the product is currently unavailable in the Shopify inventory system. Availability may change when inventory is updated.

Contact support as soon as possible. Changes may not be possible after fulfillment or dispatch begins.

Use the Shipping & Tracking page. Enter your tracking number and you will be redirected to 17TRACK to view carrier updates.

No. Your Shopify order number and carrier tracking number can be different. 17TRACK requires a tracking number.

Tracking may take 24–72 hours to show movement after a number is created. Cross-border parcels can also have quiet periods between scans.

Contact support quickly with your order number, photos of the parcel, photos of the damaged item, and any carrier notes.

Returns may be limited because of product handling, storage, and research-use boundaries. See the Refunds & Returns page for details.

Use the Contact page or email support using the contact information shown on the site.