Peptides · Precision · Potential
Research Use Only
By Invitation
Kay Bio Labs is a researcher-first community. Submit your details and our team will follow up to confirm your account.
About Kay Bio Labs
Founded in 2020, Kay Bio Labs was built on one principle: trust is earned through transparency. Every compound we supply comes with batch documentation, and a Certificate of Analysis is available on request.
We encourage questions — about our products, our sourcing, our process. Our team is always available and we take pride in being accessible to every researcher we work with.
Reach a real person anytime at kaybiolabs@gmail.com, or use the chat in the corner of any page.
About peptides
Peptides are short chains of amino acids — the same building blocks that make up proteins — that act as signaling molecules within biological systems. They are among the most actively studied compounds in modern research, investigated for their roles in cellular repair, metabolic regulation, and tissue growth. Every compound we supply is intended strictly for laboratory and scientific research use.
Have questions about a product, our sourcing, or the process? Our assistant Kay can answer instantly — just open the chat in the corner of any page.
Research use only. Not for human or veterinary use. This site and its contents are restricted to individuals 21 years of age or older. Access is reviewed and granted manually.
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Last updated: June 2026
All products offered by Kay Bio Labs ("the Company," "we," "us") are sold strictly for laboratory and in-vitro research purposes only. No product offered on this site is approved, evaluated, or intended by the U.S. Food and Drug Administration (FDA) for use as a drug, biologic, dietary supplement, cosmetic, or medical device. No product is intended for human or veterinary consumption, administration, diagnosis, treatment, cure, mitigation, or prevention of any disease or condition.
Nothing on this site constitutes medical advice. Any statements regarding research applications of any compound have not been evaluated by the FDA. By accessing this site and purchasing any product, you represent that you are a qualified researcher, institution, or laboratory acquiring these materials solely for legitimate research purposes, and that you will not administer, sell, or distribute these products for human or animal consumption.
This site and its contents are restricted to individuals who are at least 21 years of age. By submitting your information or completing a purchase, you represent and warrant that you are 21 years of age or older. The Company reserves the right to deny access or refuse any order if it has reason to believe this requirement has not been met.
By placing an order, you represent that: (a) you are purchasing for lawful research purposes only; (b) you will comply with all applicable federal, state, and local laws and regulations governing the purchase, possession, handling, and use of research chemicals in your jurisdiction; (c) you assume full responsibility for determining whether your intended use is lawful in your jurisdiction; and (d) you will not resell, redistribute, or represent these products as approved for human or veterinary use.
Products are provided "as is" without warranty of any kind, express or implied, including but not limited to warranties of merchantability, fitness for a particular purpose, or non-infringement. While the Company represents that products meet stated purity specifications at the time of shipment, the Company makes no warranty regarding the safety, efficacy, or legality of any use of the product by the buyer.
We accept returns of unopened, unused product in its original sealed packaging. If a vial has been opened, reconstituted, or otherwise prepared, it is no longer eligible for return or refund, due to the sensitive nature of research materials. To start a return, contact the Company within 14 days of delivery; approved returns are refunded to the original payment method (or replaced) once the product is received back in unopened condition, with the buyer responsible for return shipping unless the item was shipped in error. Buyers are responsible for confirming product selection, quantity, and shipping details before completing checkout. In the event that an order arrives damaged in transit or materially incorrect, the buyer must contact the Company within 48 hours of delivery with photographic evidence; any remedy in such cases is limited to replacement of the affected product at the Company's sole discretion.
To the fullest extent permitted by law, the Company, its owners, employees, and affiliates shall not be liable for any direct, indirect, incidental, special, consequential, or punitive damages arising out of or related to your use, misuse, or inability to use any product purchased through this site, including but not limited to personal injury, property damage, regulatory penalties, or loss of any kind, regardless of the legal theory asserted. Your sole and exclusive remedy for any claim related to a product shall be limited to replacement of the product or refund of the purchase price, at the Company's sole discretion.
You agree to indemnify, defend, and hold harmless the Company and its owners, employees, and affiliates from and against any claims, liabilities, damages, losses, and expenses, including reasonable attorneys' fees, arising out of or in any way connected with your access to or use of this site, your purchase or use of any product, or your violation of these Terms or any applicable law or regulation.
Certain compounds offered on this site may be subject to import, export, or controlled-substance regulations in your jurisdiction. It is solely your responsibility to determine and comply with all applicable laws prior to placing an order. The Company does not provide legal advice regarding the legality of possessing or using any compound in your specific location.
Access to this site's catalog and ordering functionality is granted at the Company's sole discretion following a manual review process. The Company reserves the right to approve, deny, or revoke access to any individual or entity at any time, for any reason or no reason, without prior notice.
The Company reserves the right to modify these Terms at any time. Continued use of the site following any changes constitutes acceptance of the revised Terms.
These Terms shall be governed by and construed in accordance with the laws of the Commonwealth of Virginia, without regard to its conflict of law principles, unless otherwise required by applicable law.
This document is a general-purpose template and does not constitute legal advice. The Company recommends having these Terms reviewed by a licensed attorney familiar with applicable research-chemical, FDA, and state law before relying on them.
Welcome back, there
Research use only. Full access unlocked. Browse SKUs below or ask the assistant for specifics.
🧪 Free reconstitution liquid (BAC water, benzyl alcohol or acetic acid) is included with every order — matched to your quantity. Choose which one at checkout.
| SKU | Product | Stock | Spec | Price |
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A third-party Certificate of Analysis on every batch — lot number, purity percentage, and identity confirmation. Ask for the COA on any product.
Shipped from within the United States with tracking on every order. No mystery packages from overseas, no customs limbo.
Free US shipping on every order. If a package is lost in transit or the wrong item ships, we reship it — no cost to you.
Place an Order · Research Use Only
Tell us what you need and how you'd like to pay. We'll confirm by email and send final payment instructions.
🧪 Every peptide order includes free reconstitution liquid, matched to your quantity — no charge. Pick which one you'd like:
Pay with Crypto (instant):
Fastest way to pay. When you submit, you'll be taken to a secure checkout page where you can pay in USDT, Bitcoin, Ethereum, or other coins. Your order is confirmed automatically the moment payment clears — no waiting on email instructions. New to crypto? The checkout page also offers a card-to-crypto option.
Card Payment:
After submitting your order, we'll email you a secure card payment link within 24 hours. Your card details are never entered on this site — payment is handled via a separate secure link sent directly to your inbox.
Wire transfer details:
Wire instructions (routing number, account number, and bank address) will be sent to you directly by email after we review your order request, for security. Submit your order below and we'll follow up with full wire instructions.
ACH / Bank Transfer details:
Bank transfer details will be sent to you directly by email after we review your order request, for security. Submit your order below and we'll follow up with routing and account information.
Cash App:
Send payment to $FulfillmentKBL on Cash App. Include your order SKUs in the payment note. Payment is due after order review and confirmation.
🔒 Your information stays private. We will never sell or share your personal information.
Before we place your order, please confirm:
🇺🇸 US-based since 2020. Ships from the US with a tracking number provided within 1–3 days of your order.
🔒 Payment details are never stored. We accept card, wire, ACH, and Cash App.
📦 We make it right. Arrives damaged or lost in transit? Contact us within 48 hours and we'll replace it.
✉️ Questions? Email kaybiolabs@gmail.com — we reply within 24 hours.
We've logged your order. You'll receive a confirmation email shortly with final payment instructions.
🧪 Your free reconstitution liquid is included with this order at no charge.
Join our Telegram for restocks & COA dropsQuality Standards · Research Use Only
Every SKU in our catalog ships at standard-grade 99%+ purity with full batch documentation. Research use only — not for human or veterinary consumption.
Internal · Admin Only
Approve or deny pending requests. Approved users can return to the site and re-enter their email to get in.
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Questions the assistant couldn't confidently answer. Reply below and the chat session will receive your response.
Internal · Admin Only
Your store at a glance — orders to act on, revenue, stock, and your growing email list.
Internal · Admin Only
People who entered their email for the first-order discount. Your cheapest future sales — follow up when you restock.
Internal · Admin Only
Order requests with shipping address and payment method, for fulfillment and FedEx label creation.
Internal · Admin Only
Manage stock levels for each SKU. Items at or below 2 units will show a low stock warning. Out of stock items remain visible to buyers but are marked accordingly.
Admin · Restock
Researchers waiting to be notified when products are back in stock.
Admin · Leads
Researchers who asked for a certificate of analysis. These are warm leads — reply fast with the COA to close the sale.
Admin · Leads
What visitors told you they're researching when they signed in. Warm leads — reach out and point them to the right products, specs, and COAs.
Internal · Manager
Review access requests, manage orders, and respond to customer escalations.
Access Requests
Orders
Chat Escalations
Inventory (Read Only)
Kay Bio Labs · Research Use Only
Everything you need to know about ordering from Kay Bio Labs.
All products sold by Kay Bio Labs are strictly for laboratory and scientific research purposes. They are not intended for human or veterinary use, consumption, or clinical application. By purchasing, you confirm you are a qualified researcher using these compounds in a controlled research setting.
No. Browse the full catalog and place an order freely — no account or approval needed. We only ask for your email and shipping details at checkout so we can confirm your order and send payment instructions.
We accept Card Payment (Visa, Mastercard, Amex, Discover), Wire Transfer, ACH / Bank Transfer, and Cash App ($FulfillmentKBL). Payment instructions are provided after your order is reviewed and confirmed.
Yes — all orders ship free, regardless of order size, within the United States. Every order includes a tracking number, provided within 1–3 days of your order.
Every order ships with tracking. If a package is lost in transit or you receive the wrong item, we will reship it at no cost to you — just contact us with your order details. Because these are research materials, we don't offer cash refunds on delivered orders, but we stand behind every shipment.
Yes — new researchers get 15% off their first order. Enter your email on the catalog page to receive your code, then apply it at checkout.
Yes. Orders of 2–5 vials receive 10% off, and orders of 6 or more vials receive 15% off. Discounts are applied automatically in your cart.
All Kay Bio Labs peptides are standard grade at 99%+ purity, verified per batch. Full batch documentation is available on request.
Orders are typically processed and shipped within 1–3 business days of payment confirmation. Delivery times vary by location within the US.
Yes — COAs are available upon request for any product. Contact us through the chat or submit a support request and we'll send it to your email.
Use the chat widget on any page to reach our AI assistant Kay, or click "Talk to a human" to connect directly with our team. We typically respond within a few hours.
Kay Bio Labs · Your Account
Your order history with Kay Bio Labs.
Kay Bio Labs · Order Status
Enter the email you ordered with — we'll send a secure link so you can view your order status.
Kay Bio Labs · Your Account
Items saved for your next order.
Kay Bio Labs is a US-based supplier of research-grade peptides and reagents for laboratory and in-vitro study. Every batch ships with a third-party Certificate of Analysis (COA) so purity can be independently verified, and orders ship fast from within the United States. Products are available as single vials or as discounted 10-vial kits for labs running longer studies. For laboratory research use only. Not for human consumption.
Our catalog spans metabolic and GLP research compounds including Retatrutide, Tirzepatide, Semaglutide, Cagrilintide, Survodutide, Mazdutide, Liraglutide and Dulaglutide; healing and recovery research peptides such as BPC-157, TB-500, KPV, LL-37 and Thymosin Alpha-1; growth-hormone-secretagogue research compounds including Ipamorelin, CJC-1295, Sermorelin, Tesamorelin, GHRP-2, GHRP-6, MK-677 and HGH 191AA; and longevity and cellular research reagents such as Epithalon, NAD+, MOTS-C, SS-31, 5-Amino-1MQ, GHK-Cu and Glutathione. We also stock research staples like PT-141, Semax, Selank, DSIP, AOD-9604, IGF-1 LR3, and bacteriostatic (BAC) water for reconstitution. Browse the full research library for specs, pricing, and COAs on every compound.
Third-party COA on every batch, transparent batch/lot documentation, US shipping with tracking on every order, and per-vial savings on bulk kits. Certificates of Analysis are available on request for any listed compound.
All products are sold strictly for laboratory research use only. Nothing on this site is intended for human or veterinary use, and no medical claims are made about any compound.