Longevity, extraordinary memory, intelligence par excellence,
youth, health, complexion, melodious voice, strength of body
and sense organs, power of expressions, vigor, and so on are
all taken care by Rasayan. All dhatu can be obtained through
Rasayan, as it is best means.
Rejuvenation and maintenance of the physical body, along
with keeping the mind from evil and low thoughts are being
dealt by Rasayan, one of the acclaimed concepts.
Food or aahar, vihaar or travel or walk, and aachar or conduct
of onself are also some depictions of remedy given by Rasayan.
A person's immunity, intellect and mental hygiene are closely
related to these remedies depicted by Rasayan.
Rasayan can be classified into two types. They are Kamya Rasayan and Naimittik Rasayan.
Kamya indicates strong desire or wish. This Rasayan can be classified further into four types. They are:
- Prana kamya or longevity
- Vayasthapan or rejuvenation
- Medhakamya or promotion of intellect
- Varna Kamya or complexion
Human beings are desirous, and therefore, they are filled
with one or the other or all these natural desires. The rasayan
that helps to attain fulfillment of these natural desires
is known as Kamya Rasayan. Brahmi and Amalaki for medha and
prana kamya respectively are few examples that fall under
this category of Rasayan.
Prana indicates life, and longevity of life is desired in
this Prana Kamya. Vayasthapan indicates the rejuvenation of
everything (all the pleasures) in life.
To promote your intellect, or intelligence, or thoughts is
fulfilled by Medha Kamya. Getting complexion for attraction
or beauty is fulfilled by Varna Kamya.
Naimittik means serving for a specific cause. In order to restore the health of a patient affected by an ailment or a disease, rasayan is used to treat the patient. In this process, rasayan is nimitta that treats the patient. You can take the example of diabetes being treated with shillajit, which serves as rasayan.
As per the methods used or procedures followed, and on the basis of mode of action, In terms of the methods used, Naimittik Rasayan is classified into five types. They are:
- Vata Tapik or treating out patients
- Kuti Praveshik or treating in patients
- Poshak or Rasvardhak or Nutrition
- Agnivardhak or bio-transformation
- Strotoshodak or purification of the microchannels
The description of each Naimittik Rasayan classified according to the methods used is given below:
- Vata Tapik:
The rasayan that is used in daily routine or regularly to cure a disease is known as Vata Tapik It is used to treat out patients.
- Kuti Praveshik:
This rasayan is used for treating in patient people in a room specifically designed for the treatment.
The description of each Naimittik Rasayan classified on the basis of action mode is given below:
- Poshak or Rasvardhak:
The process of the food assimilated into rasadhatu and shatavari is known as poshak. This takes place after the food is digested and absorbed.
The Rasayan increases the Agni during its course of action, that is, this rasayan affects the jatharagni and dhatvagni levels or affect digestion and body metabolism by influencing it. For example, pippali.
The body’s micro-circulation is increased in this. For example, guggul.