For anyone taking cannabis, it’s important to note that THC is stored in fat cells. For medical users, this can be a challenging situation. However, it’s worth mentioning that FedEx tests can differentiate between Delta-9 THC and other cannabinoids. From what I’ve heard, they typically don’t take issue unless you are visibly impaired.
Luckily I found a job even with my levels. Though for sure I experienced this somewhat rapidly losing weight and building more muscle in seconds lowering my tolerance by near 3x.