How can you clean your system for a drug test?

it matters when your drug test is. You can drink alot of liquids, eat a lot of red meat for the 3 days prior to the test, take 50 to 100 milligrams of vitamin B, drink Naturally Klean Herbal Tea before the test, or Pee in the toilet, then quickly stop and go in the cup. Stop, and shift back to the toilet for the last portion