Artificial sweeteners for weight loss are used widely in the health industry and marketplace. It is used as a replacement for sugar. It offers a sweet taste in less amount and adds no calories to beverages. Having no calories, this is widely used in weight loss diet items. It gives a sweet taste without adding any calories. To lose weight people are cutting their calorie intake by replacing the sugar contains food items with artificial sweeteners contained items. The demand for artificial sweeteners improved in recent years. Intake of artificial sweeteners causes some health issues. We will discuss here what is the benefits and demerits of artificial sweeteners for weight loss.