According to total IBS-SSS scores, IBS symptoms improved from baseline to after six weeks of intervention in both the CPH-group (from 298 ± 69 to 236 ± 106, p = 0.081) and the placebo-group (from 295 ± 107 to 202 ± 103, p = 0.005) (Figure 2). Here, CPE is linked to irritable bowel syndrome.