Pregnant women may develop symptoms of kidney deficiency after pregnancy. On the basis of using drugs to nourish the kidneys and prevent miscarriage, dietary supplements can be added:

1. Walnut kernels can nourish yin and nourish the kidneys. Nourishes the liver and blood, moistens the lungs and intestines. Walnuts contain a lot of fat and protein, so eat up to three walnuts a day.

2. Yam has the effect of strengthening the spleen and kidneys. It not only nourishes the kidneys but also nourishes the fetus.

3. Wolfberry has a relatively strong kidney-tonifying effect and can be made into tea.

4. Bean foods, especially soybeans, contain a large amount of progesterone and vitamin E, which have the effect of protecting and nourishing the fetus.