Nexus.Peptides
// Customer care

Complaints procedure

Last updated 22 February 2026
If something has gone wrong we want to put it right. This page sets out how to raise a complaint with Nexus Peptides and what you can expect from us at each stage.

1. Our commitment

We take every complaint seriously. We aim to acknowledge complaints within two business days and to resolve them within thirty calendar days of receipt. Where a complaint is more complex we will keep you informed of progress and expected timeframes.

2. Before you submit

Most issues can be resolved quickly by emailing info@nexuspeptides.online with your order reference, a description of the problem, and any supporting photographs or documentation. If your initial enquiry has not been resolved to your satisfaction, you can escalate it via the formal procedure below.

3. How to submit a formal complaint

Send your complaint to info@nexuspeptides.online with the following information:

4. What happens next

Once a complaint is received we will:

5. Escalation

If you are not satisfied with our response you can request that a senior member of staff review the matter. A different reviewer will consider the case afresh and respond within fifteen business days.

6. External recourse

If after exhausting our internal procedure you remain dissatisfied, you may seek advice or escalation through the relevant consumer-protection authority in your jurisdiction. We will cooperate fully with any legitimate regulatory enquiry.

7. Record keeping

We keep a confidential record of every complaint, our response, and any corrective action taken. This data is retained in line with our Privacy Policy and is used to identify recurring issues and improve the service.

8. Contact

Direct complaints to info@nexuspeptides.online. General customer-service enquiries can also be sent to info@nexuspeptides.online.

Coresight Creative Limited
128 City Road, London, United Kingdom, EC1V 2NX
Registered in England and Wales, company number 16828110
Contact: info@nexuspeptides.online

If your complaint relates specifically to the quality of a research compound — for example purity, contamination, or non-conformance with the Certificate of Analysis — we will refer the matter to our partner lab's QA team and provide their findings as part of our response.
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