How long does it take marijuana to leave your system?

4 days ,sure, if u follow my diet.

breakfast : dried cranberries and fiber one yogurt/granola/ steamed asparagus extra salt/ green tea

lunch : any pasta with asparagus softly boiled and fresh ginger/

dessert any cranberry dessert with cranberry juice + 1 redbull

dinner :steak and asparagus/ grilled no oil no butter extra salt.

no fat=no THC stored

exercise and only sleep 3 hours a day.(diverted metabolism)

it works.