The global probiotic supplements market is projected to grow from USD 10.60 billion in 2026 to USD 16.69 billion by 2031, representing a compound annual growth rate (CAGR) of 9.5% during the forecast period, MarketsandMarkets said in a report issued Aug. 25, 2026. Growth is being supported by rising consumer awareness of digestive health, preventive healthcare, microbiome-based wellness solutions and functional nutrition. Asia Pacific is expected to be the fastest-growing region. Capsules are projected to lead by product form, digestive health by application, adults by end user and Lactobacilli by ingredient. The market also includes powders, gummies, chewables, tablets and liquids. Key companies include Nestlé S.A., Yakult Honsha Co., Ltd., Symrise AG, Kerry Group plc, Herbalife Ltd., Morinaga Milk Industry Co., Ltd., Amway Corporation, Jarrow Formulas, Inc. and Biogaia. Manufacturers are focusing on clinically supported strains, improved stability and delivery technologies, clean-label products, personalized nutrition and broader distribution through pharmacies, specialty stores, supermarkets and e-commerce platforms.