THC detection times in urine
THC detection times in urine vary hugely from person to person depending on multiple factors including the frequency and amount of use, the method of consumption, metabolism, and body fat percentage. It is important to note that THC can also accumulate in fatty tissues, which means that it can still be detected in the body even after the immediate effects of the drug have worn off. This can cause a lot of confusion.
As a general guide THC can be detected in a standard 50ng urine drug test for THC for up to 30 days after use, depending on various factors such as frequency and amount of use, metabolism, and body fat percentage. However, for infrequent users, THC may only be detectable for a few days after use. For heavy or chronic users, THC may be detectable in urine for up to 60 days or even longer.
It's important to note that the exact detection window may vary depending on the sensitivity of the drug test used and other individual factors. Additionally, some factors such as hydration levels and exercise can also affect the detection window. When the urine is more concentrated the level of THC in the urine sample will be higher compared to when the urine is more dilute. This explains how an individual abstaining from using Cannabis could test positive first thing in the morning on their first morning void, even if they had a negative drug test for THC the afternoon or evening before.
What are ultra sensitive THC urine drug tests
UK Drug Testing have developed an ultra sensitive 25ng THC urine drug test strips that can detect even lower levels of THC in urine, and this may detect THC use for longer in frequent heavy users.