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Shop Research PeptidesThird-party tested · Secure U.S. fulfillment · Research-use only

Frequently Asked Questions

Everything you need to know about Perplexa Labs testing, COAs, fulfillment, storage, and research-use requirements.
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Product & Quality

What are Perplexa Labs products?

Perplexa Labs supplies research-use peptides and related research materials for controlled laboratory and in vitro applications.

Products sold by Perplexa Labs are not drugs, supplements, foods, cosmetics, medical devices, or veterinary products. They are not intended for human consumption, animal use, diagnosis, treatment, prevention, or therapeutic application.

What purity level are your peptides?

Are your peptides third-party tested?

What is a Certificate of Analysis?

How do I verify that my COA matches my vial?

What does ≥99% purity mean?

What is the difference between HPLC and mass spectrometry?

Storage & Handling

How should unopened lyophilized peptides be stored?

Do you provide reconstitution instructions?

Do you sell bacteriostatic water or recommend diluents?

How long do peptides remain stable after opening or reconstitution?

Ordering & Shipping

Who can order from Perplexa Labs?

Do I need a license to order?

Where do you ship?

How fast do orders ship?

How are orders packaged?

Can I track my order?

What payment methods do you accept?

Do you offer bulk or wholesale pricing?

What is your return and refund policy?

My order has not arrived. What should I do?

Documentation & Testing

Where can I see COAs before ordering?

Are COAs included with every order?

How long are COAs retained?

I need additional documentation for my institution. Can you provide it?

Where are your peptides made?

Research Use & Compliance

What does "for research use only" mean?

Can I use these products on myself or someone else?

Are Perplexa Labs products FDA-approved?

Do you provide medical advice or usage guidance?

Are peptides legal?

Can Perplexa Labs refuse or cancel an order?

Age Verification

This website sells research chemicals and laboratory materials intended strictly for in vitro research use by qualified professionals.

Products are not for human or animal consumption, and are not drugs, supplements, foods, or cosmetics. You must be 21 years of age or older to enter.