Demand for nutraceuticals in Southeast Asia is expected to total USD 41.0 billion in 2026 and is projected to rise to USD 99.9 billion by 2036, expanding at a 9.3% CAGR. By product type, functional food leads with a 35.5% share, while immunity remains the most prominent application, accounting for 41.1% of consumption. Across sales channels, pharmacies and drugstores hold a 40.0% share, reflecting sustained reliance on pharmacist-led trust and established retail healthcare networks across the region.