Testing Areas
Is someone a High, Medium or Low Drug User?
A common question the team receives is if a donor is a high, medium or low user of a particular drug. This article aims to explain what these levels mean and what they don’t mean. What are low, medium and high levels? At DNA Legal, in line with industry-determined practice, we perform a... Read More
Cocaine - cutting and lacing
The UK is “fast becoming the biggest consumer of cocaine in Europe” according to previous UK Security Minister, Ben Wallace. With this rise in demand, are suppliers cutting cocaine more than ever before, and if so, with what? In this article, the DNA Legal toxicology team, who write ... Read More
Hair Drug Testing FAQs
Hair drug testing is a reliable, accurate and robust method for covering large historical chronological insight into drug or alcohol consumption. At DNA Legal, our hair strand testing offerings are a popular and well-established option for legal practitioners and professionals specialising in the... Read More
What is a toxicology report and how to get one?
TL;DR - A toxicology report is an expert statement that detects and identifies drugs, chemicals, toxins, or poisons in samples such as hair, blood, urine, or other bodily fluids. These reports include detailed lab results, expert interpretation of findings, and conclusions about substance use... Read More
Drug testing: Drug Metabolites (Part 2)
In part 1 we touched on how metabolites assist in interpreting results, so this week we are going to look at this in more detail, and how a few common drugs and their metabolites can tell us about patterns of usage. We will follow this up in part 3 with a case study to illustrate how we at DNA... Read More





