KITLG and asthma: However, differential abundance analysis showed a trend toward increased <i>Bifidobacterium</i> in the SCF group compared to placebo (ANCOM-BC <i>p</i> = 0.0004, FDR <i>q</i> = 0.073).<h4>Discussion</h4>Supplementation of 50% of recommended daily fiber intake had minimal impact on asthma symptoms, the microbiome, or SCFA levels.