 Plant-derived compounds have long been used in traditional medicine and are now increasingly being used in modern medicine. These compounds, known as secondary metabolites, are produced by plants to protect them against predators and other environmental stresses. They are also used in cosmetics, food and agriculture. Recent advancements in tissue culture techniques have allowed for the large-scale production of these compounds, making them available for use in a variety of applications. This article was authored by N. D. Sarfaraj Hussain, Shiba Fareed, Saba Ansari and others.