Dietary Scutellaria baicalensis polysaccharide as an antibiotic alternative improves growth performance, antioxidant capacity, and intestinal mucosal immunity in broiler chickens

Dietary supplementation with <i>S. baicalensis</i> polysaccharide, especially at 200-400 mg/kg, effectively improves growth performance, antioxidant defense, and intestinal health in broilers, demonstrating its strong potential as a practical and sustainable alternative to antibiotic growth promoters in poultry production.