Nucleating agents are critical additives used to control crystallization behavior in polymers such as polypropylene, polyethylene, and PET. Global production of nucleating agents has grown steadily in response to rising demand for high-performance plastics in packaging, automotive, and consumer goods. Leading manufacturers are expanding production capacities and investing in research to develop more efficient nucleating agents that provide faster crystallization rates, improved clarity, and mechanical strength. In 2025, production is projected to continue increasing, particularly in Asia-Pacific due to high polymer consumption, followed by Europe and North America for specialty applications.