Salt is rich in antiviral and bactericidal components, and salt is added to hot water. With the function of hot water, feet can better absorb the sterilization and disinfection components of salt water, so as to achieve the effect of soaking feet in salt water to treat beriberi.

Soaking feet with salt water can tonify kidney and resist aging.

The foot is the farthest part from our heart. Soaking feet with salt water can promote blood circulation, make blood flow through feet fully, and make us feel more relaxed.

Soaking feet with salt water can cure colds.

If we catch a cold, soaking our feet with salt water can promote local blood circulation, dispel the cold in our feet and relieve the illness.

Soaking feet with salt water can exfoliate.

Because salt has the function of exfoliation, you can use the heat in hot water to enhance the exfoliation effect by soaking your feet in hot water with salt.

At the same time, salt has anti-inflammatory effect. People's feet are often used to walk, so their skin is rough. Soaking feet with salt water can strengthen blood circulation, promote blood circulation and remove blood stasis, and make feet smoother and tender.

However, soaking feet in salt water should not be changed to daily life. If hypertensive patients often soak their feet with salt water, it may aggravate the condition of hypertension and raise blood pressure.