Question 1

Are Ziri Labs peptides for human use?

Accepted Answer

No. All Ziri Labs products are sold strictly for research use only (RUO). They are not intended for human consumption, food, drug, cosmetic, or household use.

Question 2

What purity should I expect?

Accepted Answer

Every peptide in our catalog is manufactured to a target purity of greater than 99%, verified by preparative and analytical HPLC and mass spectrometry.

Question 3

Do you provide a Certificate of Analysis?

Accepted Answer

Yes. All COAs are in the works

Question 4

Where are your peptides made?

Accepted Answer

All Ziri Labs peptides are synthesized and independently tested in the United States. We pack everything locally and ship out locally.

Question 5

How should peptides be stored?

Accepted Answer

Lyophilized peptides should be stored at –20°C protected from light. Once reconstituted with bacteriostatic water, store at 2–8°C and use within the recommended stability window.

Question 6

How long does shipping take?

Accepted Answer

Orders typically ship within 1–2 business days from the United States. Tracking is provided by email.

Question 7

Do you offer bulk or institutional pricing?

Accepted Answer

Yes. Contact our team through the Contact page with your list of compounds and target quantities and we will provide a tailored quote.

Frequently Asked