Objective: The proper application of Yukti is very important in achieving the goals of Ayurveda and Research. Like bhesaja, Yukti is used in different ways as Pramana, Pariksha and Guna. Acharya Charaka accepted Yukti as the fourth Pramana. It is a major contribution to the field of Ayurveda. It gives us trikaala and Trivarga Gyana(information). Drug research, Drug standardization, pharmaceutical research, observational method, pathological research, and experimental research, animal researches are the main part of a research which is achievable with the help of Yukti. The utility of Yukti Paramana is present in every aspect of Ayurveda and Research and its negation leads to the failure of treatment as well as management of complications. Data Source: Present work has been done on critical review of classical information mentioned in reference list, modern literature, research mentioned in various text, electronic data (e-charak). Review Methods: In this work systematic reviews and meta-analyses are used. Result and Conclusion: It is Karya Yojana (work planning) for every process. It is one of the most important Chaturvedi Pareeksha as per Acharya Charak. It is beneficial for the restoration of health, diagnosis, and treatment principles. In future, researcher can use Yukti Pramana as procedure development for treatment planning, research planning, and drug standardization procedure. This paper is useful for Post graduate student for performing their research in well planned manner.

Keywords: Yukti; Planning; Reasoning; Pareeksha; Pramana.