Today, we live in a world where reducing fat is becoming a major concern for large numbers of people because they are finding it hard to retain a fat free body. Numbers of obese and semi obese people have increased significantly and these numbers have increased many times among people who do seating jobs. Appetite suppressant provides a great option in front of us to decrease fat from body by decreasing appetite. With decreased appetite, people will eat less food and therefore, they can hope to loss fat. Some such products like Fastin are available in market which people can take after consulting their physician. In acute cases, it becomes very important to take specialist help and a specialist can guide us in taking these drugs or not. People can also gather lots of useful information internet for their own knowledge.