Honey can remove stomach fire and nourish yin and kidney. You can drink it every day. If you have constipation, you can eat black sesame paste

There is no crescent-shaped white thing on your nails

It means that your body is too cold, especially kidney cold. Stop eating anything cold. Cold food and hot food, pay attention to protect the lower back and avoid catching cold. Rub the lower back with the palm of your hand 30 times a day, no matter the number of times. It is best to do it at 5-7pm every day and before going to bed at night to warm the kidneys. , persevere, and the white on the nails will come out again.