The Isabgol husk shall consist of dry seed coats of the seeds of Plantago ovata Forsk. (Fam. Plantaginaceae) meant for human consumption which is obtained by crushing the seeds and separating the husks by winnowing. A large quantity of isabgol husk, also known as psyllium husk. 
Pale pull flakes or less up to 2.0 mm long and 1.0 mm wide at the center much broken in the smaller fragments, many off flakes having a small brownish oval spot about 0.8-0.2 mm
long to center material swell rapidly in water