CTION Medicinal plants are essential to human health and have been used for ages because of their therapeutic properties, economic value, and medicinal benefits.2.1 .Turmeric (Curcuma longa): The active ingredient in turmeric that has been studied for its potential anti-cancer effects is a compound called curcumin.some examples of medicinal plants and information on the potential mechanisms of action for the medicinal plants mentioned: 1.1Green tea (Camellia sinensis): Green tea includes a number of bioactive chemicals, but epigallocatechin gallate (EGCG), a kind of polyphenol, is the one that is frequently linked to the plant's possible health advantages.Curcumin is a naturally occurring polyphenol and the primary bioactive compound found in turmeric, which is derived from the rhizome of the Curcuma longa plant.It has been proposed that EGCG may work through a number of methods to prevent the growth of lung cancer cells, such as: 1 .Antioxidant activity: EGCG has the ability to reduce oxidative stress and scavenge free radicals, both of which are linked to the onset and spread of cancer [1].2 .Anti-inflammatory effects: Research has demonstrated the anti-inflammatory qualities of EGCG, and chronic inflammation has been linked to the development of cancer.