Biotics supplements sales will expand through 2036, with capsules at 40.0% within the form segment, plant-based at 33.0% of the source category and gut health at 39.5% of health benefit demand in 2026. The market was valued at USD 2,636.4 million in 2025 and is forecast to record an 8.1% CAGR between 2026 and 2036.