Hair follicle drug testing is an innovative substitute for the conventional urine drug tests.

Intricacies Involved In Hair Drug Tests

When you take a drug it gets injected into blood. The blood circulates within the body and nourishes your hair. During the process, considerable amount of the drug get entrapped in the hair strands and tend to get deducted in the drug tests. Even if the hair grows in length, part of the drug is retained in the hair stand near the scalp which in turn has proven to be easily detectable. The hair drug screens aim at identifying the drug molecules in the strands of hair of the individual.

The specimen subjected to analysis in hair follicle drug testing is the individual’s hair. Similar to the falsified result produced by synthetic urine sample in case of urine test, hair detox shampoos promise to clean the hair and remove even the traces of toxins that get entrapped in the hair but these shampoos are often deceptive and end up in cleaning only in the exposed part of the hair.

Doing a hair drug testing at home is easy and simple. Just go ahead and order a hair drug test kit. As soon as it arrives, open the kit and follow the usage instructions that come along with the kit.

That drug detection time frame for a half an inch strand up hair is thirty days. While it is easy to trace out the past three months’ drug history of an individual with the help of hair strands that is 1.5cm in length. The most recent 3.9 cm of hair is generally considered for effective hair drug test.

Human hair is said to grow at the rate of half inch or 1.5 cm per month. The growth rate varies in different individuals by plus or minus 0.2 cm which in turn creates the variation of plus or minus 1 week per month. A standard GCMS hair follicle drug test requires 40 mg of hair. This is about 50 to 70 strands of hair.

There are people who opt to save their head for the fear of testing positive in hair drug test. But in such cases, even body hair can be used a specimen for the drug test. The interesting fact is that the second hand smoke of marijuana cannot be deducted in the hair drug tests.

Some of the well known drugs which can be deducted using hair drug tests are marijuana, Opiates, cocaine, PCP and ecstasy.

Pros of Hair Drug Testing

· The tests are more reliable and less complex.
· The results obtained are accurate
· Specimen collection does not require privacy and hence the probability of adulteration is reduced to zero. The collection of sample in case of hair follicle drug testing avoids tampering of the specimen given for testing.
· Drug deduction time frame is very lengthy and is around ninety days.

Cons Of Hair Drug Testing

· If the hair drug test is conducted by following proper procedures and instructions the result can be made available only after three months time frame.
· THC is the only drug that is less sensitive to hair drug test. The deduction time frame for THC is similar to that of urine test.

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