Jobs that Require Hair Drug Testing: How to be Ready Every Time


Hair follicle drug testing – different countries and states permit to go through this testing in many workplaces to ensure security. Day by day, it has become popular for its high detection strength of different drug metabolites. 

With this testing, researchers can detect longer drug use, and the result is 99.9% accurate. Worried about thinking: what jobs require hair drug testing and how to be ready every time to pass?

Go through the article now to acknowledge the secrets of passing hair follicle drug testing!

Hair Follicle Drug Screening: What is It?

Hair follicle drug testing is all about detecting illegal drug use (marijuana, cocaine, etc.) or misuse of prescribed drugs. A small hair strand close to the scalp is collected to determine the drug use (90-day timeframe). Different drug metabolites are detected through this screening –

  • Cannabis
  • Amphetamines such as methamphetamine, MDMA (ecstasy), and MDEA (eve)
  • Cocaine
  • Opiates, such as heroin, codeine, and morphine
  • Phencyclidine (PCP)
  • Marijuana, and so on.

Jobs that Require Hair Drug Testing

Employment drug testing can occur in different phases, like pre-employment, random, post-accident, and periodic drug testing. Let’s go through which jobs require to go through hair drug testing below:

  • Military personnel may go through this type of testing to ensure adherence to government regulations and performance-enhancing sanctions.
  • Private company or organization employees will go through hair drug testing because they might need to deal with different customers. This type of testing provides an extra layer of security and protects the candidates from any potential harm caused by individuals. 
  • Individuals who are going through probation from the criminal justice system also receive this type of testing. With hair drug testing, they can prove their dedication and define them as a perfect candidate. 
  • Permanent employees sometimes go through hair drug screening who work with or operate heavy types of machinery and hazardous materials. This testing ensures their safety in the job sector and prevents them from any potential risks associated with impaired judgment. 
  • Athletes who are involved in professional clubs or sports will ask to do drug testing so that they can secure themselves from any potential sanctions.
  • People who are involved in healthcare industries, like nurses, doctors, and others, also receive this type of testing to ensure the patient’s health and the organization’s reputation.  
  • Therapeutic program-related employees also undergo periodic hair follicle drug testing to avoid any risk associated with continued substance abuse. 

After going through several job sectors that advise their employees to go through this testing, it’s time to acknowledge the laws of drug testing in the next section!

Hair Drug Screening Laws

Hair drug testing laws vary depending on the state or country’s Governmental rules and regulations. So, it’s wise to be aware of federal, state, and local rules that are applicable to your location. 

  • Fair Credit Reporting Act (FCRA): Employees must follow FCRA guidelines when they do hair follicle testing through a third-party agency. 
  • Americans with Disabilities Act (ADA): This federal law mentions that employers can’t discriminate against employees, and employees must provide reasonable accommodations like potential adjustments.
  • State and local laws: These laws depend on specific locations, and employers must undergo these rules, as some companies ask for a drug screening before joining.
  • Marijuana laws: In some states, Marijuana use is legal. However, some states like Washington, California, New York, and others strictly prohibit the use of this drug.   

What Does the Drug Test Measure?

As per researchers or lab professionals, drug metabolites remain in human hair as it grows, and some drug metabolites attach to melanin (a part of hair follicle). When you consume a drug, it enters the bloodstream and enters the core of hair. 

Let’s take a look at the table below to understand which drug metabolites can be detected through this testing!


Test Name  Drug Metabolites 
  • Alcohol 
  • EtGand FAEEs.
  • Amphetamines 
  • Drug metabolites themselves
  • Barbiturates 
  • Drug metabolites themselves
  • Benzodiazepines 
  • Drug metabolites themselves
  • Cocaine
  • Drug metabolites themselves (benzoylecgonine)
  • Marijuana (THC)
  • THCA
  • Nicotine and Cotinine 
  • Drug metabolite (cotinine)
  • Opioid
  • Drug metabolites themselves (6-monoacetylmorphine)
  • Phencyclidine (PCP)
  • Drug metabolites themselves 

Now it’s time to take a look at the testing process in detail so that you can understand how accurate the result is.

Hair Follicle Drug Screening Testing Process

After collecting hair samples (100 milligrams or 100-120 hair samples), technicians transfer them to the lab or to a hospital. The hair follicle drug testing is conducted in two steps: 

  • ELISA (enzyme-linked immunosorbent assay test) is conducted to ensure a positive or negative result. If the test is positive, the technician will go through GC-MS.
  • GC-MS (mass spectrometry using gas chromatography) is effective for investing false or positive ELISA results and provides a 99.9% accurate result.

Are you curious to know how you will pass your upcoming hair follicle tests for your dream job? In the next section, we discuss briefly about the detox shampoo and its effective methods.

How to be Ready to Pass Your Hair Follicle Testing?

Who doesn’t want to secure their dream job? You must use an effective detox shampoo with positive user reviews to pass your upcoming hair drug screening. Macujo Aloe Rid is the most popular detox shampoo with instant results. 

Are you a heavy drug user or a light one? Don’t worry! The shampoo is suitable for all types of drug levels and effective for several drug metabolites. But note that to use this shampoo, you must follow Mike’s Macujo method for using details. 

Let’s check out the essential ingredients of this method!

  • Macujo Aloe Rid detox shampoo (must-have ingredient),
  • Zydot Ultra Clean Shampoo,
  • Heinz vinegar 5% acidity,
  • Clean & clear deep cleaning-pink, 
  • Tide liquid laundry detergent and
  • Arm N Hammer baking soda. 

Steps and Instructions to this method in a proper way.

  • First, wash your hair with the Macujo Aloe Rid shampoo and dry it with a clean towel.
  • Take a bowl to mix warm water with Arm N Hammer. Avoid making lumps during mixing. Massage it for 5 to 7 minutes, and wash your hair with water. 
  • Use a clean spray bottle for spraying Clean & Clear astringent and massage for 5 to 7 minutes. Relax for around 30 minutes.
  • Use Tide liquid laundry detergent by taking a small dip of liquid Tide and scrap to wash out all chemicals. Wash your hair with water and dry it off.
  • Again, use Macujo Aloe Rid detox shampoo, wash with water, and dry with a clean towel.

Final Verdict

Hair follicle drug testing is the most popular and common practice in several states because of its accurate results. It can detect up to 90 days of drug use. 

We hope, after going through this article, Jobs that require hair drug testing: How to be ready every time, you will get all the necessary queries. So, what are you waiting for? Buy the Macujo Aloe Rid shampoo now and follow the method to secure your dream job.