1. Raw materials: 60 grams of magnet, 1 pork kidney, 100 grams of japonica rice.

2. Break the magnets into pieces, boil the broken magnets in a casserole for 1 hour, filter out the residue; remove the fascia from the pork kidneys, wash and slice them.

3. Use japonica rice and pork kidneys to cook porridge with magnet water.

4. Efficacy: It is suitable for palpitations and insomnia caused by weak kidney qi and hyperactivity of liver yang.