Especially selected 5 Emeralds are put in 60ml water for 24 hours. This is then taken out and kept in sunlight for 15 minutes then should be given for drinking.
Though, this water is useful for all people it is strongly recommended for people suffering from diseases related to nervous ststem.
Systematic use of this water has benefited many people with chronic nervous system problems. People of Vedic Age and Inca civilization used this water to keep control over their bodies even in advanced age.