Today, Obesity has emerged as a big problem in front of us and large numbers of people across the world are suffering from this problem. Numbers of obese people are constantly increasing across the world because of decrease in physical work by people and wrong eating habits. Therefore, these people look for various alternatives for decreasing their obesity. From ancient times, many herbs like ephedra where found to be effective in weight loss. In china and India, we can see use of many such herbs for curing various problems. Though, US FDA do not pass many of such herbs because of high contents of heavy metals in them and other side effects. Mostly, herbs and ayurvedic medicines are used from many last years without worrying about their side effects. It is important for our government to encourage research in these herbs and medicines so that people can get maximum benefits of these drugs.