Probiotics are not just found in yoghurt! Probiotics are live bacteria found naturally in the gut, as well as select foods and supplements. Probiotics come in various strains too. The most common probiotic bacteria are Lactobacillus and Bifidobacterium, which are the strains mostly found in probiotics available in the market. Other common probiotic strains are Saccharomyces, Streptococcus, Enterococcus, Escherichia, and Bacillus which have also been found to be helpful in different health conditions and ailments.  Research is still uncovering how these strains can help improve gut health and in time to come, we will likely see more products in the...