It's that you want to minimize the amount of fat metabolized during the time period immediately preceeding the test. The more fat used, the more of it goes thru urine, including its thc metabolite content. Anyway. Just wanted to give further detail there.

But what I don't know is, how long before the test is reasonable? I've always heard two days but if anybody has scientific info to back that up I'd appreciate it
TheSmokingMonkey Reviewed by TheSmokingMonkey on . Do I still avoid exercising if I tested clean... ... with my home test. I usually test myself two weeks after I smoke. I have never failed an at home test. I also take my at home tests on Tuesdays, I lft weights on the weekends, to see if exercise will have an effect. Like I said I pass all my test and have passed my most recent one. My question is, since I passed my home test do I have to worry about not exercising or eating fatty foods before my real test? I also like to mildly dilute, even though I pass my at home tests. What is the Rating: 5