Global Proline Market 2026 by Manufacturers, Regions, Type and Application, Forecast to 2032 has complete details about market of Proline industry, Proline analysis and current trends. According to our (Global Info Research) latest study, the global Proline market size was valued at US$ 336 million in 2025 and is forecast to a readjusted size of US$ 473 million by 2032 with a CAGR of 5.1% during review period. Proline is one kind of amino acids; it is one of the eighteen amino acids which can be used to synthesis protein of huma.