Charles Robert Darwin, FRS was an English naturalist and geologist, best known for his contributions to evolutionary theory.
Psyllium seed husks, also known as ispaghula, isabgol, or psyllium, are portions of the seeds of the plant Plantago ovata, (genus Plantago), a native of India, Bangladesh and Pakistan. They are hygroscopic, which allows them to expand and become mucilaginous.syllium seed husk are indigestible and are a source of soluble dietary fiber.
Psyllium fiber comes from the seed and the husk of the Plantago ovata shrub. The husk is what covers the seed is the most common commercial source of psyllium fiber. The seeds themselves contain fiber too, as well as other nutrients like protein. Psyllium helps relieve constipation and may promote healthy cholesterol levels.