lactis Bl-04, Lactobacillus acidophilus NCFM, and Lacticaseibacillus paracasei Lpc-37) has been found to reduce the risk of antibiotic-associated diarrhoea (AAD), Clostridioides difficile-associated diarrhoea (CDAD), and gastro-intestinal symptoms [22,23]. Here, PCSK7 is linked to Diarrhea.