Shipping costs are $16 for a small box or padded envelope. If you are unsure of the size of your package needed, you can go to the USPS site and look up flat rate small box or flat rate padded envelope. If your order requires multiple packages, we will inform you and require additional shipping. Orders generally take 2-5 business days, but over the Holidays you should expect delays.

We accept CashApp, Zelle, Venmo (5% charge) and a 20% discount for paying with Bitcoin, Ethereum, XRP, Solana, ADA, XLM, and Litecoin.

Longevity Peptides Return Policy: At Longevity Peptides, we prioritize the quality and effectiveness of our products. We will exchange products on a case-by- case basis. Refer to our 100% guarantee. Our products are not for human consumption. Customers who consume our products and wish to return products due to ineffectiveness won't be considered for exchanges or returns. However, we understand that situations arise. Here's what we can offer: Damaged Products: If your product arrives damaged in transit, please contact our customer service team at longevitypeptides@protonmail.com within 7 days of receiving your order. We will ask for pictures of the damage and gladly arrange a replacement or refund (minus shipping costs). Missing Items: Did your order arrive incomplete? Contact us at longevitypeptides@protonmail.com within 7 days. Once we verify your claim, we will promptly send the missing item(s) at no additional cost. For your peace of mind: All orders are thoroughly documented and photographed before shipment to prevent any discrepancies. Please note: We cannot offer refunds or replacements for lost packages marked as "delivered" by the carrier. 100% Guarantee: We do exchange unused products. Details are under the "thumbs up" icon. We value your satisfaction. If you have any questions regarding our return policy, please don't hesitate to contact us. Sincerely, The Longevity Peptides Team

Since we are a " for research purposes only" company, we are unable to assist you with the use of our products.

We are committed to ensuring your satisfaction with every purchase, even if your initial experience falls short of expectations. We understand that research chemicals are subject to various factors in a scientific setting—such as methodology, environmental conditions, and equipment—which can influence results and lead to differing experiences. Our goal is to help you feel confident in the products you select and satisfied with your research outcomes. Here’s how we stand out from the rest (PS: other companies won’t do this): If you’re unsatisfied with your purchase, you may return unused products for an exchange. However, we do not accept returns of used products or issue refunds for either used or unused items. Customers are responsible for shipping costs to and from Longevity Peptides. Please note: All our products are for research purposes only and are not intended for human consumption. Requests for returns based on personal use results will not be addressed. If you’d like to arrange a return, please contact us at longevitypeptides@protonmail.com with the following details: Your full name Initial order number Items being returned Products you’d like in exchange Please note: No credit will be issued for unused balances, and any additional amount owed must be paid in full before Longevity Peptides ships new products.