Nutraceutical is a term used to describe any food or dietary supplement that has health-promoting, disease preventing properties. It combines the words nutrition and pharmaceutical, indicating that these products have medicinal qualities. Nutraceuticals can include vitamins, minerals, herbs, amino acids, enzymes, and other bioactive compounds that are believed to provide health benefits beyond basic nutrition. They are often used for preventing or managing chronic diseases such as heart disease, diabetes, and cancer.