Omya is a global producer of calcium carbonate and specialty chemicals that offers oral care ingredients for toothpaste formulations. They have two main product lines: Omyacare, a naturally sourced calcium carbonate with adjustable abrasivity for cleaning, and Omyadent, a functionalized calcium carbonate that provides remineralization and whitening through repairing enamel defects. The document provides details on the products' benefits, mechanisms of action, technical specifications, and recommended usage levels for different toothpaste applications.