Question 1

What purity level are your peptides?

Accepted Answer

All peptides are ≥99% purity, verified by independent third-party HPLC and mass spectrometry testing. A Certificate of Analysis is included with every order.

Question 2

Are COAs included?

Accepted Answer

Yes. Every order includes batch-specific COA documentation with HPLC purity, mass spectrometry confirmation, and endotoxin testing results.

Question 3

Where are your peptides made?

Accepted Answer

All of our reference peptides are manufactured and packaged in the United States. We do not source from overseas resellers.

Question 4

How should I store peptides?

Accepted Answer

Store lyophilized peptides at -20°C or -80°C. Once reconstituted, aliquot and store at -80°C. Avoid repeated freeze-thaw cycles.

Question 5

What payment methods do you accept?

Accepted Answer

Checkout is processed through Helio (crypto). Card-based on-ramp via MoonPay is supported on the same widget when enabled on the paylink.

Question 6

How can I apply a discount code?

Accepted Answer

Enter your code at checkout in the order summary section. The discount will be applied to your total automatically.

Question 7

What is your return policy?

Accepted Answer

If you receive a damaged or incorrect product, contact us within 14 days for a replacement or refund. See our Returns page for details.

Question 8

Are these products for human use?

Accepted Answer

No. All products are for in-vitro research purposes only and are not intended for human or veterinary use.

Question 9

Do you offer institutional pricing?

Accepted Answer

Yes. Contact zynopep@gmail.com for bulk or institutional pricing.

FAQ