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Insights on hair testing and forensic reporting

We specialise in hair testing, but our expertise extends to interpreting results of every kind — blood, breath, saliva and urine included. These articles cover the questions that come up most.

23 articles

Start with the complete guide Read the FAQs

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Everything you should know about hair drug testing

The complete guide: how the test works, what the detection window really covers, how results are reported, and what makes a report hold up in court.

Most searched

The questions we are asked most often, and the ones people search for most.

How Far Back Can a Hair Drug Test Go?

Ninety days is the standard, but the timeline can be extended. How sample length maps to detection window.

Is It Possible to Cheat a Hair Drug Test?

Can you outsmart a hair drug test? Why the answer is almost always no, and what actually happens to drugs in the hair shaft.

Hair Follicle Drug Testing vs Urine Drug Testing

Detection window, tampering risk, cost and legal weight — the differences that decide which test you need.

Hair Drug Testing for Child Custody & Family Law

How court-admissible hair testing provides evidence in custody disputes, and what the Family Court actually looks for.

Can Poppy Seeds Make You Fail a Drug Test?

A urine test, yes — genuinely, and at high levels. A hair test, no. The published research explains why, and why hair is used to check a disputed opiate result.

Does Dyeing or Bleaching Your Hair Change a Drug Test Result?

Cosmetic treatment lowers the concentration measured in hair — sometimes by half. What the research shows it does not do is turn a genuine positive into a negative.

Testing in specific settings — court orders, workplaces, aviation — and the detail behind individual substances and results.

5, 9 and 12-Panel Hair Drug Tests Explained

What a 5-panel, 9-panel or 12-panel hair drug test covers, which substances are left out, and why we screen 95 as standard with no per-drug surcharges.

A General Guide to Court-Ordered Drug Testing

Court orders for drug testing can be confusing. How to read one, and what to arrange.

Can Hair Follicle Testing Go Back 12 Months?

Extended detection windows beyond the standard 90 days: what is possible, what it costs in precision, and when it is worth doing.

CASA Drug and Alcohol Testing for Pilots

Where hair testing fits into aviation compliance and CASA's requirements.

False Positive Urine Test for Methamphetamine?

Why urine screens produce false positives for methamphetamine, and how hair testing can set the record straight.

False Positives in Roadside Saliva Drug Screening

Why roadside saliva tests produce false positives, which ordinary medications are implicated, and what Victoria's three-step confirmation process means for drivers.

Hair Follicle Drug Testing Near You

What to look for when searching for hair follicle testing nearby — and which questions to ask before booking.

Helping Kids Stay Drug & Alcohol Free

A parent's guide to supporting a young person, with Australian resources.

How Hair Drug Testing Detects Real Use

How accredited testing tells the difference between environmental contact and actual consumption.

How Hair Tests Reflect Short-Term Heavy Use

Why a brief period of heavy use can produce a high result across a whole three-month sample.

How Many Drinks Per Day Show Up in a Hair Alcohol Test?

Why an EtG report will never say 'X drinks per day', and what it can tell you instead.

How to Challenge a False Positive Hair Drug Result

Facing a false allegation from a drug test result? The steps that actually work.

Reducing Workplace Risks With Hair Drug Testing

Why hair testing is the stronger option for workplace screening, and what it means for insurance, safety and compliance.

Testing Positive for Alcohol Despite Sobriety?

The factors that can influence a hair alcohol (EtG) result when you have not been drinking.

Understanding Methylamphetamine & Amphetamine Results

Methylamphetamine metabolises into amphetamine — which is why reading the two figures together matters, especially in court.

Who Pays for Court-Ordered Drug Testing?

Legal aid, child protection, or you. What each will and will not fund, who has to apply, and why a department-funded test is usually not a hair test.

Will Prescribed Medicinal Cannabis Show Up on a Drug Test?

Yes. If your prescription contains THC, a drug test detects it — a script changes the explanation, not the chemistry. What that means for court, work and driving.

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