Frequently Asked Questions

Products are marketed for laboratory and scientific research use only. They are not intended for human or veterinary consumption, self-experimentation, diagnosis, treatment, cure or prevention of any disease.

No. We cannot provide medical advice, administration instructions or dosing guidance. Do not ingest, inject or otherwise use research compounds on yourself or another person. Consult a qualified healthcare professional for health-related questions.

Where a product listing includes a test-results link, open that report to review the available batch documentation. Check that the report matches the product and batch you are considering. Contact support if documentation is missing or unclear.

Specifications and supporting documents can vary by product and batch. Read the individual product listing and its linked documentation rather than assuming one specification applies to the entire catalogue.

Handling, storage and disposal should follow your institution’s approved laboratory procedures, relevant safety documentation and applicable regulations. Keep materials secured and away from children and animals.

Browse the shop, open a product listing, review its details and add the required quantity to your cart. Follow the checkout steps and review your order details before submitting.

Available payment methods are shown during checkout. Follow only the payment instructions displayed on the official website or confirmed through its published support channels. Never send payment to an unverified third party.

Contact customer support as soon as possible and include your order number. Changes or cancellations depend on the order’s processing status; a change may not be possible once fulfilment has started.

Check your spam or junk folder first. If the confirmation is still missing, contact support with the email address used at checkout. Never send passwords or full payment-card details.

The homepage currently states that orders placed before 2:00 p.m. Eastern Time are scheduled for same-day dispatch. Processing may vary due to weekends, holidays, stock checks or other operational issues. Check the current shipping policy and order confirmation for the terms that apply.

If tracking is available, the tracking details will be provided when the order is dispatched. Please allow time for the carrier’s tracking system to update.

Contact support with your order number and tracking reference, if available. We can help review the information supplied by the carrier. Delivery investigations and outcomes depend on the carrier and the applicable shipping terms.

Availability can depend on the destination, product restrictions and applicable law. Confirm eligible destinations and any restrictions at checkout or with customer support before ordering.

Contact support promptly with your order number and a clear description of the issue. If helpful, include photos of the packaging and item label, but do not share sensitive personal or payment information. Our team will explain the next steps under the applicable returns policy.

Use the contact form or support channels currently listed on the official Contact page. Include your order number when asking about an existing order. Do not include passwords or full payment-card details.

Use officialnexapep.com and check the web address carefully before ordering. Be cautious of unsolicited messages, lookalike domains and requests to pay a different recipient. Confirm suspicious requests using contact details published on the official website.

Review the website’s shipping, returns/refunds, privacy and terms pages before purchasing. If a policy page is unavailable or unclear, contact support for clarification before placing an order.