Psyllium. Commission E ati World Health Organisation gba pe irugbin ati husk ti bilondi psyllium pese iderun lati àìrígbẹyà; mu peristalsis dara (awọn gbigbe ti apa ounjẹ) ati igbekalẹ otita (rọrun), paapaa ni awọn alaisan pẹlu furo fissures.