Xlear Inc. The Industry Leaders and Experts in Xylitol ... Xlear Inc. is recognized as the leading manufacturer of xylitol-based products in North America. We are tirelessly committed to providing consumers with the health benefits of natural sweeteners, such as xylitol and erythritol, by manufacturing natural, health-enhancing products based on these incredible sweeteners found in wood, fruits, vegetables, and other natural sources.