These herbal elixirs, served warm with each meal, help to cleanse and detoxify the body. (The white seed-like herb is barley, which aids in digestion. The green, thorny herb is nerinjil or puncture vine, which helps the body to eliminate excess water. The pink powder is an India herbal mixture of prunuspadum, coriander and khas khas, which helps purify the blood.) Kairali Ayurvedic Health Resort, Palakkad, Kerala, India.