Displaying 2 results of Lactitol Impurities Lactitol is a sugar alcohol used as a sweetener and bulking agent in food and pharmaceutical products. However, during the manufacturing process, impurities may be introduced, such as residual solvents, heavy metals, and other unknown contaminants. These impurities can affect the purity and safety of lactitol and must be closely monitored and controlled to ensure the product meets regulatory requirements and is safe for human consumption.