Ayurveda specifically points up the necessity of regular milk consumption, moreover it states: every healthy person should drink milk. A person who is unable to digest milk might be considered unhealthy and requiring treatment that finally would allow him to start drinking milk. A postulate about usefulness of milk is not a subject to any doubt in Ayurveda. Why does milk has such an importance?
The aim of hatha yoga as one of the stages on the way to the apogees of raja-yoga is conquering the universal vital energy, Prana. Prana exists everywhere, manifesting itself in different forms and nature. Filling and penetrating all the living and nonliving matter, it unites body, mind and spirit. Prana can be obtained from atmosphere and from food.