Green Tea Extract is a dietary supplement that is obtained from green tea leaves. It has high levels of antioxidants, particularly catechins, which provide varied health benefits such as promoting fat loss, reducing the risk of chronic diseases, and improving brain function. It is generally found in pill or capsule form and is utilized as a weight loss aid as well as for improving overall health. But, more research is required to confirm the effectiveness of this kind of tea extract for these usages. It is important to note that excessive consumption of Green Tea Extract may cause varied adverse effects and interact with definite medications.