	He used an 80/20 rule, according to which he used 80 percent vegetables and 20 percent fruit in the juice that he made to avoid getting too much sugar into his system. Cross used a special juice that he prepared called the Mean Green Juice - a mixture of kale, apples, lemon, cucumber, celery and ginger. However, he kept changing the fruits and vegetables used in the juice to ensure he consumed different plants and vegetables.