2. Under normal circumstances, soaking feet in warm water with vinegar and salt can soften the cutin of foot skin and make foot skin smooth. When soaking feet with warm water, even without salt, vinegar and other ingredients, it can promote blood circulation of feet, relieve fatigue, and thus help sleep.
It should be noted that vinegar itself is very irritating. If you have eczema on your feet, you should avoid soaking your feet with vinegar and salt to avoid aggravating the condition. In addition, in the case of damaged foot skin, it is even more inappropriate to soak feet with vinegar and salt to avoid infection.