Gut Health Written by: Dr Arien van der Merwe MBChB FRSPH MISMA NHA Introduction Billions of microorganisms live on and inside us. Most are beneficial, some are potential pathogens. The beneficial ones are called probiotic microorganisms. Lactobacillus (e.g. L acidophilus and L plantarum) bacteria reside mostly in the small intestine, and Bifidobacterium bifidum are found read more…