CBD oil, created from marijuana! And this oil is legal in all US states and most European countries! Therefore, there is no need to worry about whether you can take a drug test, since most urine screenings do not detect CBD. This is what this article says! In this case, it is believed that CBD remains in your system for two to five days (according to clinical studies conducted on patients with Huntington's disease). More info here https://cbddiagnosis.com/