your body will be clean in 30 days naturally...you dont need to worry about all those vitamins and shit really....just keep on eating and drinking and play your basketball and your body will be detoxed. if for some reason the drug test gets pushed up 2 weeks early......then you can use kennabis's method. oh.....one body flush thing is creatine and lots of riboflavin......thats all that is in the flush drinks yu buy for 30 dollars.