Nutraceuticals are the pharmaceutically blended products that possess both nutritional as well as the medicinal value. Such aproduct is designed to improve the physicalhealth, fight against day-to-day challenges such as stress, increase longevity, etc. The food products used as nutraceuticals can be categorized as dietary fiber, prebiotics, probiotics, polyunsaturated Fatty acids, antioxidants and other different types of herbal natural foods. These nutraceuticals used in various diseases such as Obesity, cardiovascular diseases, cancer, osteoporosis, arthritis, diabetes, cholesterol etc.. In recent years there Is a growing interest in nutraceuticals which provide health benefits and are alternative to Modern medicine. By using nutraceuticals, it may be possible to reduce or eliminate the need for conventional medications, reducing the chances of any adverse effect. The Nutraceuticals are the best way to boost immunity. The nutraceuticals also plays an important role in economic growth of some developing countries including India.