Call us today 0800 988 7107

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Drug and Alcohol Testing

Workplace Medicals

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DNA Testing

Our brand, DNA Clinics, is one of the most trusted and long established DNA testing services in the UK. Operating since 2005, we work with Boots to bring you the best selling Paternity DNA Test Kit. In addition, our genuine network of DNA testing clinics bring you both peace of mind and legal DNA testing services.

Call 0800 988 7107 to discuss your needs with our friendly Clinical Advisor team.

Order a Boots Paternity DNA Test

Paternity DNA Testing

Maternity DNA Testing

Sibling DNA Testing

Grandparent DNA Testing

Drug and Alcohol Testing

As an accredited and audited supplier of Network Rail drug and alcohol testing, and occupational medical assessments, you can be confident in our chain of custody and laboratory processes. In addition to three ISO certification standards to quality, information security and environment, we pride ourselves on our ability to deliver effective and compliant workplace drug testing services.

Call 0800 988 7107 to discuss your needs with our friendly Clinical Advisor team.

Workplace drug and alcohol testing

Order a drug testing kit

Urine drug and alcohol testing

Saliva drug and alcohol testing

Hair drug and alcohol testing

Blood alcohol testing

Breath alcohol testing

PEth alcohol testing

Network Rail drug and alcohol testing

Drug and alcohol testing prices

Workplace medicals

With a growing network of medical centres and clinics, we aim to provide unrivalled convenience when booking workplace occupational health medicals. From Network Rail, to safety critical medicals, we also offer an extensive suite of specialised medical assessments for a range of industries.

Call 0800 988 7107 to discuss your needs with our friendly Clinical Advisor team.

Network Rail PTS Medical

Safety Critical Medical

Workplace Services

All of our workplace services have been developed from the best practice demonstrated for Network Rail drug testing and PTS medical assessments. As a result, our workplace drug testing and occupational health medicals are delivered in a compliant and professional manner.

Call 0800 988 7107 to discuss your needs with our friendly Clinical Advisor team.

Drug and alcohol testing in the workplace

Occupational health workplace medicals

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Terms of Supply – Consumers

This page summarises the key terms and conditions that apply when you purchase services from Crystal Health Group as a private individual. You can download the full policy document using the button below.
Version: 04.01.25

Download Terms of Supply (B2C) PDF Download Terms of Supply (B2C) PDF

Key Points

Applies to all consumer (B2C) service bookings made directly with us.
We confirm all orders in writing before acceptance. Some services may require proof of ID or eligibility.
You are responsible for providing complete and accurate information and valid biological samples.
Charges are confirmed at the time of booking and usually require advance payment.
You may cancel your booking in accordance with our Cancellation Policy. If booked online or by phone, you may have a 14-day legal cooling-off period (unless the service has already started).
We are not responsible for service delays caused by events outside our control.
You may have the right to a re-test or refund under the Consumer Rights Act 2015 if something goes wrong.
We are not liable for delays or test result issues caused by incomplete forms, poor samples, or third-party issues.
Additional counselling or support services may be offered but are not covered by your main service agreement.
These terms are governed by English law, and disputes may be resolved through alternative dispute resolution or the courts.