I have sore glands/nodes on the sides of my upper 2 lower buttocks. I have IBS which is active currently. Related? Have been told I am very glandular

Possibly . Ibs is a multifactorial consequence of hormonal, immune system and nervous system dysfunction resulting from genetic predispositions and dietary and environmental insults. These factors impact your bowel and can contribute to ibs, these same factors can can stimulate your immune system and cause swelling to lymph nodes.