Points to remember. The bacteria in your gut control, to some extent, what you want to eat and your mood. They also control the amount of inflammation in your body. Inflammation causes ageing and pain. Just the facts. I don't make this stuff up. Obviously controlling inflammation inhibits ageing and pain. A good thing.
So you want to feel younger, more optimistic and be healthier. Just go to this website and watch. Again, these are facts. He did not make this stuff up.
One final note his criteria for picking a probiotic is mostly correct. There are cheaper and as good one out there, imho. Contact me and I will tell you the product I use when I travel. Here at home I use home made sauerkraut.
Happy New year and all the best.