Just watched a health care program, the old Chinese doctor said that any supplement would accelerate death. Use subtraction to treat diseases when you are sick. Health preservation is not to eat more nutrition, but to conform to nature.

It is advisable to hide in winter, to be calm, to go to bed early and get up late, not to be exposed (including emotions and thoughts), not to eat cold things, and to keep warm. You don't need makeup in winter in the north. When it is cold in winter in the south, you can add some warm and spicy food appropriately.