Digestive products of certain foods processed by gut bacteria can be highly pro-inflammatory, potentially explaining improvements in skin conditions after eliminating specific foods.

“the bacteria in our gut process and release byproducts of metabolism of certain things and those byproducts basically their digestive products can be very pro-inflammatory so often you hear these anecdotal stories of I eliminated tomatoes and my soris got better that person may have had an inability to tolerate tomatoes because of their gut microbiome's ability to digest the lopen or whatever it is”