Table 1.

Proposed modes of action of various strategies to prevent post-weaning diarrhoea in piglets.

Establisment of a Robust Gut Microbiota	Promoting Maturation of the Gut before Weaning	Inhibition/Reduction of the Growth of Pathogens	Promotion of the Growth of Beneficial Bacteria	Modulation of the Immune Response/Provision of Immune Protection
–Probiotics –Prebiotics –Synbiotics	–Creep feed –Fibre –Milk replacers	–Organic acids –Plant components –Antimicrobial peptides –Bacteriophages –Probiotics –Fibre –Single-domain antibodies	–Probiotics –Prebiotics –Synbiotics	–Milk replacers –Probiotics –Immunoglobulins –Vaccines –Antimicrobial peptides –Plants/plant extracts –Algaes –Amino acids