In 1874, the synthesis of vanillin marked what Symrise calls a “significant breakthrough.” One hundred years later, the company achieved another milestone with the synthesis of menthol. Since then, Symrise has become one of the world’s leading producers of l-menthol and says it’s continuing to set new standards with its sustainable manufacturing processes. In 1974, Symrise manufactured synthetic l-menthol for the first time, adding value to toothpaste, chewing gum, shower gel, pharmaceutic...