Psyllium Husks can be used to treat chronic constipation; disorders in which easy bowel movements with a loose stool are desirable, e.g., in patients with anal fissures, hemorrhoids, following anal/rectal surgery; during pregnancy; as a secondary medication in the treatment of various kinds of diarrhea and in the treatment of irritable bowel.The latest application of psyllium husks is in treating diabetes. It can lower fasting blood sugars, lower glycosylated hemoglobin (HbA1C) and increase HDL ("good") cholesterol.

Psyllium Seed can be used to treat chronic constipation; disorders in which easy bowel movements with a loose stool are desirable, e.g., in patients with anal fissures, hemorrhoids, following anal/rectal surgery; during pregnancy; as a secondary medication in the treatment of various kinds of diarrhea and in the treatment of irritable bowel. Psyllium seed is more useful than wheat bran for treating constipation caused by irritable bowel syndrome. The dosage of psyllium seed required to treat the condition is half the dosage of wheat bran, and psyllium results in less bloating and more frequent bowel movement.