Frequently Asked Questions

Qualified laboratories, research organizations and trained professionals conducting legitimate analytical or scientific research. They are not intended for personal use.

No. These research materials are not foods, dietary supplements, cosmetics or approved medicines.

The material is supplied for controlled laboratory, analytical or preclinical research where permitted. Purchasers are responsible for approvals, handling procedures and legal compliance.

No. We do not provide instructions for human or veterinary administration, dosing, diagnosis or treatment.

A COA is a batch-specific document summarizing analytical results and identifying information for a tested lot. The lot number should match the product documentation.

HPLC commonly assesses chromatographic purity. LC-MS or mass spectrometry supports identity confirmation by molecular mass. The methods answer different analytical questions.

Availability varies by product and lot. Verified batch-specific documentation will be identified when available; general website statements do not replace lot records.

Refer to the selected product specification and verified batch documentation. Batch-specific information takes precedence over general catalog information.

Lyophilized material has been freeze-dried to remove water under controlled conditions, supporting stability during appropriate sealed storage and laboratory handling.

Follow the label and batch documentation. Keep materials sealed and protected from inappropriate heat, moisture and light, while minimizing repeated temperature cycling.

Confirm the product name, specification, quantity and lot information. Inspect the outer package and sealed product condition before storage.

We do not provide instructions connected with human or veterinary use. Qualified researchers should follow approved laboratory protocols and batch documentation.

Choose the required specification on the product page and review the product title, selected specification and quantity before checkout.

After payment is accepted and any required order or compliance review is completed. Confirmation is sent to the email entered at checkout.

Email SERVICE@PEPTIONS.COM as soon as possible with your order number. Changes cannot be guaranteed after processing or dispatch starts.

Orders may be reviewed for payment verification, destination requirements, availability or responsible research-use compliance.

Orders are fulfilled from Hong Kong.

We aim to process orders within 48 hours after payment and order review. Weekends, public holidays and exceptional circumstances may extend processing.

Tracking is provided for supported services after carrier acceptance. Activation and scan frequency depend on the carrier and destination.

Qualifying orders of USD 2,000 or more receive free tracked shipping when available for the destination. The applicable service appears at checkout.

Customers must verify lawful import and use at the destination. Unless a duty-covered service is expressly shown at checkout, customers are responsible for duties, taxes, permits and customs requirements.

Returns may be requested within 7 calendar days after confirmed delivery. Products must be unused, unopened and in original sealed packaging. Contact support first.

Contact us within 7 days with the order number, product and lot information, shipping label and clear photos. Approved claims may be resolved by replacement or refund.

Email SERVICE@PEPTIONS.COM and include the order number, product name, specification and lot number when applicable.