high protein is known for firming up stools............longtime well known fact...........here's what everyone out there with this problem needs to know............when u eat carbs, ur body has to produce insulin..........for the major portion of the population, because of the over consumption of carbs our whole lives, has made our pancreas over produce insulin...........this causes many problems, many..........one of the things excess insulin does, is to cause inflammation...........anyone with long time ibs-d, has inflammation...........but what everyone needs to know, is that that inflammation extends to the whole body............ this includes fibromyalgia, arthritis, heart issues, the brain, & everything from head 2 toe............many of these health issues r a long time coming..........insulin causes many of the bad eicosanoids to b over produced, this causes pain, anywhere...........when u have pain & u take some drug for it, most the time, it cuts the amount of those bad eicosanoids that r being produced............the problem is it also cuts the total amount of the good ones...........generally more of the bad, than the good, but still...........so it is a double edged sword..........if u can retard the excess of the bad 1's, then u greatly cut the pain & inflammation...........excess insulin is a good place to start...........how do u know u have an issue with excess insulin..??.........u gain weight around the thighs & waist line.........u get tired after a high carb meal, u get headaches after eating something with sugar, allergies & guess what folks, IBS-D...........now there is a portion of the general public who r thin & still have the excess..........these people have many mental issues......... with quite a range of symptoms..........it can b mild..........but hyperactivity, manic depressives, extended sadness, SAD, migraines & many others, even psychosis & schizophrenic symptoms, can b caused by those carbs u think r not an issue cause u r not fat & can eat what u want...........excess insulin is a dangerous thing.............inflammation of the intestines r only one of many............