Antibiotics found to leave bacterial toxins in your gut, which explains why you need probiotics after antibiotics

If you’ve ever taken a course of antibiotics, you might have been told that it’s a good idea to take probiotics at the same time or immediately afterward. We’ve long known that this is a wise move, but now scientists have gained further insight into precisely why it can make such a big difference in keeping those stomach-related antibiotic side effects at bay.