Frequently Asked Questions
Who can purchase from PinStack Labs?
Customers 21 years of age or older who create an account, provide their research field, and accept the Research Use Agreement at checkout.
Are these products for human use?
No. All products are sold strictly for in-vitro laboratory research. They are not for human consumption, not for veterinary use, and have not been evaluated by the FDA.
Do you provide dosing, protocols, or usage advice?
No. PinStack Labs does not provide instruction, supervision, or guidance regarding the use of any product. Requests for such information will not be answered.
Where can I find the Certificate of Analysis?
A third-party Certificate of Analysis is available for every batch. Available upon request — contact us with your order or batch number. See COA / Lab Testing.
Why do I need an account?
Accounts let us verify age, record your Research Use Agreement with each order, and keep your order history. Guest checkout is not available.
How are products shipped?
See our Shipping Policy.
What is your return policy?
All sales are final. No returns or refunds, except for items damaged in transit or incorrect items shipped, reported within 48 hours of delivery with photos. See our Refund Policy.
How do I contact you?
Email support@pinstacklabs.com or visit our Contact page.