Truly Huge Fat Absorber is a great product to help lose or maintain weight. It features chitosan, the natural product that is being used by millions to absorb fat in the digestive system, allowing it to pass with little or no side effects. Chitosan is a naturally-occurring substance which binds to fat in the digestive tract. The fat bound to the chitosan is not metabolized by the body and is excreted. Chitosan has been shown to inhibit bad cholesterol and promote good cholesterol, making chitosan a powerful weight-loss aid.