Frequently asked questions
FAQ
Frequently asked questions
How do I pay?
Checkout is crypto only: ETH or USDC on Ethereum, or SOL or USDC on Solana. After you place an order you'll see the exact amount, wallet address and a QR code.
What does Rx mean?
Rx items are prescription products. You answer a short health questionnaire at checkout, and the order is held until our prescriber reviews it. If it isn't approved, the order is cancelled and fully refunded.
Where do you ship from?
Orders are dispatched from London. See our shipping policy for details.
Can I return an order?
Please read our returns & refunds policy.
Do you have discount codes?
Yes: FIRSTBLOCK (15% off your first order), BLOCK10 (10% off), STACK20 (20% off 3+ items), AMINO25 ($25 off orders over $200) and REVIEW15 (15% off). Enter one in your cart.
Can I see a Certificate of Analysis (COA)?
Yes. Email [email protected] with the product name and we'll send you the batch COA. Every product page has a Request COA button.
Is my health information private?
Your questionnaire answers are used only to review your order. See our privacy policy.
What are peptides?
Peptides are short chains of amino acids, the building blocks of proteins. Product information on this site is not medical advice; always follow the label and any prescriber instructions.
How do I contact you?
Email [email protected].