Acharya Charaka Vaghbhat and Sushrut defined that the whole world runs toward food, as the individual__ampersandsignrsquo;s complexion, happiness, friendly speech, life, talent, health and fulfilment, body maintenance, body strength and even intellectual abilities rely on food.1 They have given importance to food since the Vedic period. For the preservation of the health, well-being and vitality of the person, food is a material consumed other than water and narcotics. This essay will illustrate the Upvas i.e fasting, life for speculated time or a week without taking food or drink of any liquid to maintain mental, spiritual as well as physical health as specified in the health concept. We are all normal to excessive eating habits, but today this article focuses on controlling intake and preserving Gastrointestinal hygiene and maintaining or relaxing all GIT organs to rejuvenate fully by natural secretion in a natural way through daily practice. In our Life of Upvas. Ayurveda acknowledges the view that the assimilation of metabolic toxins that are not good for health is realised by fasting. In Ayurveda, it is also claimed that fasting promotes digestive fire with the exclusion of channel blockage, which helps to minimise the symptoms of any disease. In Ayurveda, there are ten remedies for consumption, and Upavasa is one of them. Ayurveda directs three wellness and wellbeing treatments, i.e. metaphysical, Rational/physical and psychological. Fasting is not recommended for very young, frail, gaunt, pregnant and immediately after intense exercise. The benefits of fasting include the clarity of the organs responsible for meaning. The beauty of the body and brain can be felt during fasting. In illnesses, it offers a better feeling. These factors collectively contribute to making individuals feel energised. Fasting is recommended as a precautionary methodology and remedial methodology in addition. This review is a genuine attempt to understand the concepts of fasting known in the Ayurveda classics.