Every human has a great number of bacteria in its colon. Without these bacteria a healthy life would not be possible. You could say that humans and also animals live in harmony with their intestinal flora. A cooperation of which both benefit. Bacteria are there for a good functioning colon and also keep you healthy because they promote the uptake of vitamins and minerals. They support the immune system and are also involved in the digestion, metabolism and bowl movement. If the digestion and food intake is not optimal there can’t be an optimal health. Probiotics can restore the intestinal flora and bring back the balance.