Shampoos are the most important part of a daily hair care exercise and there are many types that fit to individual needs of the consumer. ERYLITE® Erythritol is a formulation tool that enables hair care functionalities such as reduced frizz, overall better manageability and also improved foam features. Similar to food and beverage, product claims on functional effects in hair care also have to be substantiated by the manufacturer. In this white paper, the functionalities of ERYLITE® Erythritol, which have been proven already for combinations solely with surfactants, are tested and substantiated for full shampoos formulations. This substantiation paves the way for shampoos with convincing new appeal for the consumer.