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Traditional herb offers new hope for antibiotic-free pig farming

2026-01-12T15:41:00Z

A new review highlights that Houttuynia cordata extract could serve as a multifunctional natural substitute for antibiotics in swine production. Plant-derived flavonoids, volatile oils, and polysaccharides suppress pathogens including Salmonella, PRRSV, and Streptococcus suis.