Bacillus feed supplements sales will expand through 2036, with dry at 39.5% of form demand, microbial at 37.0% of source sales and poultry at 35.0% within the livestock segment in 2026. The market was valued at USD 716.3 million in 2025 and is forecast to record an 8.9% CAGR between 2026 and 2036.