Vastra Dhauti is one of the six purification techniques of Hatha Yoga called the Shatkarma. Vastra Dhauti is specifically aimed at cleaning the stomach and esophageal tract. In this practice a long strip of moist cotton cloth is swallowed into the stomach.
Cleaning stomach in yoga
Vaman Dhauti or Kunjal Kriya is meant for purification of the upper digestive tract. Dhauti is one of the six purification methods or Shatkarma of Hatha Yoga. There are various types of Dhauti – for cleaning the mouth, teeth, ears, stomach and intestines.