Therearethousands of species that make up the microbiome with large variations in the numbers of these bacteria thatare present. To further complicate matters, these ratiosarevery individualized and vary from person to person. Therefore, an individualized approach should be taken with regards to probiotic supplementation and distributing the same probiotic supplement to a large group of individuals could be detrimental at worst and a waste of money at the very least. The fact is, there is not a one size fits all approach to probiotics, however this is not the case withprebiotics. This is because the microbiome loves vegetables and high fiber foods. The problem is that the average american is only eating roughly half of the recommended daily fiber. As a result the microbiome is suffering. A much more refined way of promoting the microbiome is to simply provide the necessary substances they feed on, and let the flora come into a proper balance based on the individual makeup. Within a balanced microbiome, the beneficial flora (Good Bugs) fight off the pathogenic flora (Bad Bugs) and give us good health. The prebiotics in Gut Food and Repairare backed by scientific studies and have been proven to feed and enhance the beneficial flora.