Frequently asked questions

A peptide is a short chain of amino acids connected by peptide bonds. Amino acids are the building blocks of proteins, and when a relatively small number are linked together, the resulting molecule is generally referred to as a peptide.

Peptides are widely studied in laboratory research to better understand biological signaling, molecular interactions, cellular pathways, and other biochemical processes.

Amino Connection supplies peptides and related materials strictly for lawful laboratory and research purposes.

Amino acids are organic compounds that serve as the building blocks of peptides and proteins.

When amino acids connect through peptide bonds, they form chains. Shorter chains are generally referred to as peptides, while longer and more complex chains may form proteins.

The sequence and characteristics of the amino acids within a chain influence the resulting molecule’s structure and properties.

Research use only means that Amino Connection products are supplied exclusively for lawful laboratory, analytical, and scientific research.

Our products are not intended for human or veterinary use, diagnostic or therapeutic use, food use, cosmetic use, or household applications.

Most peptides supplied by Amino Connection are synthetically produced under controlled conditions. Synthetic production allows researchers to work with defined peptide sequences while supporting consistency and reproducibility between research materials.

Refer to the individual product information and supporting documentation for details about a specific compound.

A lyophilized peptide is a peptide that has undergone freeze-drying to remove water, leaving the material in a dry powder form.

Lyophilization can improve stability during storage and transportation and allows the material to be reconstituted according to the requirements of an appropriate laboratory research protocol.

Visitors can browse the Amino Connection catalog and add products to their cart without creating an account.

To complete a retail purchase, you will need to create or log in to a Private Account during checkout.

All purchases remain subject to our Terms of Service and research-use requirements.

Yes, but you don’t need an account to start shopping.

You can browse products and build your cart first. When you’re ready to complete checkout, simply create a Private Account or log in to your existing account.

There is no separate application or approval process for a standard Private Account.

A Private Account is the standard customer account used to complete retail purchases through AminoConnection.com.

Your account also gives you a convenient way to access order information and manage your account details for future purchases.

A Private Account is for customers purchasing directly from the website at standard retail pricing.

Wholesale Accounts are intended for qualifying businesses and higher-volume purchasers and provide access to wholesale pricing. Wholesale Accounts require a separate application and approval.

Visit our Wholesale page and complete the wholesale application. Our team will review your information and follow up regarding your account.

Once approved, you’ll receive access to applicable wholesale pricing and ordering options.

Yes. The Amino Connection Affiliate Program allows approved creators and partners to earn commission on qualifying purchases referred through their unique affiliate links.

The Affiliate Program is separate from Private and Wholesale Accounts. Visit our Affiliate Program page for commission tiers, program requirements, and application information.

Available payment methods are displayed during checkout and may vary depending on the type or amount of your order.

Follow the payment instructions provided at checkout to complete your purchase.

Amino Connection works with qualified testing partners and uses appropriate analytical testing methods to evaluate research materials for characteristics such as identity, purity, and consistency.

Testing methods and documentation may vary by product or lot. Refer to the applicable product documentation for specific testing information.

A Certificate of Analysis, commonly called a COA, is a document containing analytical information associated with a particular product or lot.

Depending on the product, a COA may include information related to identity, purity, analytical testing methods, lot information, and other quality-control data.

When applicable, lot-specific COAs and supporting testing documentation are made available for Amino Connection research products on request. They are not published on the website.

Contact our team with the product name and your lot or order number, and we’ll help you locate the documentation for the material you received.

High-performance liquid chromatography (HPLC) and mass spectrometry are analytical techniques commonly used in laboratory testing.

HPLC can be used to evaluate the composition and purity of a sample, while mass spectrometry can provide information that helps support molecular identity.

The analytical methods used may vary depending on the product and testing requirements.

For optimal long-term stability, lyophilized peptides should generally be stored frozen at approximately -20°C (-4°F) and protected from direct light and moisture.

Short-term refrigerated storage at 2 to 8°C (36 to 46°F) may be appropriate for certain products.

Storage requirements can vary, so always refer to the product label or lot-specific documentation for information applicable to the material you receive.

When properly stored in their original lyophilized powder form, certain peptides may remain suitable for research use for approximately 18 to 24 months.

Actual stability depends on the specific compound, storage conditions, handling, and other factors. Product-specific documentation should take precedence over general storage guidance.

Once reconstituted, research peptides generally require refrigeration at approximately 2 to 8°C (36 to 46°F).

Avoid prolonged exposure to room temperature, direct light, and unnecessary temperature fluctuations.

Storage conditions and stability after reconstitution can vary by compound and research protocol, so researchers should follow appropriate product-specific documentation and laboratory procedures.

Reconstitution requirements depend on the specific compound, desired laboratory concentration, analytical method, and experimental protocol.

Amino Connection does not provide human-use, dosing, or administration instructions. Researchers should determine the appropriate solvent, concentration, and reconstitution procedure based on the applicable laboratory protocol and product documentation.

Amino Connection carefully prepares research products for shipment from our Carlsbad, California fulfillment location.

Appropriate temperature-conscious packaging may be used when necessary based on the product and shipping conditions. Tracking information is provided once an order ships.

Orders are processed as quickly as possible during normal business days.

Processing and delivery times can vary based on when an order is placed, payment processing, destination, carrier availability, holidays, weather, and other circumstances.

Once your order has shipped, tracking information will be sent to the email address associated with your order.

Domestic orders ship at a flat rate of $10, however many items are in the order.

Free standard shipping is available on qualifying domestic orders over $500. Any additional shipping methods and charges will be displayed during checkout.

Shipping availability depends on the destination and applicable shipping, carrier, customs, and regulatory requirements.

Available shipping options will be displayed during checkout when applicable. Customers are responsible for ensuring that products may lawfully be imported, possessed, and used for research purposes in their jurisdiction.

For questions about a specific destination, contact support@aminoconnection.com before placing your order.

If you need to change or cancel an order, contact us as soon as possible.

We will make reasonable efforts to accommodate requests received before an order has entered processing or shipped. Once an order has been processed for shipment, we may be unable to modify or cancel it.

Because of the nature of our research products and quality-control requirements, Amino Connection does not accept product returns or exchanges once an order has shipped.

If your order arrives damaged, incomplete, or contains an incorrect product, contact us as soon as possible with your order number and details about the issue.

Once reviewed, an eligible issue may be resolved with a replacement, store credit, or refund, as appropriate.

Please review our full Refund & Returns Policy for additional information.

Contact support@aminoconnection.com as soon as possible and include:

• Your order number
• A description of the issue
• Photos of the affected product
• Photos of the packaging and shipping label, when applicable

Please keep the product and original packaging until our team has reviewed the issue.

Amino Connection products are sold strictly for laboratory and research purposes and are not represented or marketed as FDA-approved products for human or veterinary use, diagnosis, treatment, prevention, or therapeutic purposes.

No. Amino Connection products are supplied strictly for lawful laboratory and research purposes.

They are not intended for human or veterinary use.

No. Amino Connection does not provide human or veterinary dosing, administration, or therapeutic-use instructions.

Product information and supporting documentation are provided solely for laboratory and research purposes.

Our team can assist with questions about products, orders, accounts, testing documentation, wholesale opportunities, and general support.

Email: support@aminoconnection.com

Phone: (702) 530-3271

If you’re contacting us about an existing order, include your order number so we can locate it more quickly.

Amino Connection’s registered business address is:

30 N. Gould St.

Sheridan, Wyoming 82801

Our U.S.-based supply and fulfillment operations are located in Carlsbad, California.

You can subscribe to Amino Connection emails to receive updates about new research products, catalog additions, company news, and other announcements.

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