Take 50 ml of fresh Ophiopogon japonicus juice, 50 ml of fresh Rehmannia glutinosa juice, 0/0g of ginger/kloc, 0/5g of coix seed/kloc, and 50-100g of japonica rice. First, cook Coicis Semen, japonica rice and ginger. When cooked, add Ophiopogon japonicus and Radix Rehmanniae juice, mix well, cook into porridge and eat on an empty stomach.