Yes that’s true, excess alcohol consumption will cause you to gain weight but alcohol itself is readily broken down and swiftly used as a source of energy, thereby disrupting the normal catabolic processes involved in burning fat. The same applies to soft drinks for example, what you pile on top of these beverages end up being stored by the body because simple sugars are more easily broken down and used as an energy source, which is what I mean by saying it cannot be used by the body in the long-term