In some sectors, it is normal to be subjected to a drug test. This happens in both the private sector and government agencies. Of course, if you are not taking any dangerous drugs, then a drug test will show negative. However, some factors may lead to false positive and jeopardize your work and reputation.

Prisons also use drug test to people who are about to be on parole or probation. If THC or any other illicit chemical is found in your system, then your one-way ticket out is gone.

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Overview of Drug test

Drug test obviously is a process that detects any presence of drugs in a person’s system. It is done by getting samples from a person like urine or saliva.

Urine Test

A urine test is the most common form of drug test. This is commonly used for professional athletes. When specific drugs are taken, the byproducts are eliminated from the body through urine. Hence, it is an effective way to test for the presence of illegal substances in the body.

Blood Test

Testing blood samples can also be used to detects specific drugs like amphetamines, cocaine, and opiates. Despite giving detailed results, the blood test is not advisable to check the presence of THC. THC is a psychoactive property that remains in the bloodstream for about six hours. In some situations, like a person uses marijuana heavily, they can test positive for up to 24 hours.

Saliva Test

When it comes to detecting the presence of marijuana use, the saliva test is a better choice. This is because the most common route of marijuana is consuming it by mouth so the saliva is likely to have an immense amount of it.

Hair Follicle Test

A person’s hair could also be tested to determine the presence of drugs in the body. A hair test can detect the presence of marijuana or other illicit substances and can linger for up to 90 days or more. Therefore, the chances of THC being positive of hair follicle test is high.

Cannabidiol or CBD is extracted from the hemp plant which is a part of a cannabis genus. Hemp has a low level of THC; it is so low that even drug test cannot detect it.

However, regular CBD cannabis oil extracted from cannabis sativa (marijuana) contains a high level of THC and may make you test positive. allowed to use it.

CBD Hemp Oil and Drug Test

Many CBD Hemp oil products are said to contain very little THC and will not show as “positive” on a drug test. Nonetheless, some CBD brands contain a bit more THC than others.

Therefore, it is recommended to ask check for lab test results before you buy any CBD product. This shows the amount of THC in a product.

Although full spectrum CBD contains only 0.3% of THC, the chances of using it and failing a drug test are high especially if you use it consistently over a period of time.


When taking a drug test, it is advisable to inform the medical staff that you are using CBD. Even if the test results show positive, informing them beforehand will ensure that they know where the traces of THC in your bloodstream comes from. If you want to avoid any chances of testing positive at all, you can always go for CBD isolate.

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