The global whey protein market is expected to grow at an average annual rate of 8.9% until 2032, reaching approximately $19.26 billion. Whey protein is attracting attention in the sports and fitness industry for its ability to strengthen bones and build muscle. However, the growth of the whey protein market may be hindered by the increasing demand for plant-based alternatives and vegetarianism. Japanese and European companies are developing functional dairy products using whey protein to target the elderly population.